#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC optimize("inline")
#include<bits/stdc++.h>
using namespace std;
template<class T> struct cLtraits_identity{
using type = T;
}
;
template<class T> using cLtraits_try_make_signed =
typename conditional<
is_integral<T>::value,
make_signed<T>,
cLtraits_identity<T>
>::type;
template <class S, class T> struct cLtraits_common_type{
using tS = typename cLtraits_try_make_signed<S>::type;
using tT = typename cLtraits_try_make_signed<T>::type;
using type = typename common_type<tS,tT>::type;
}
;
void*wmem;
char memarr[96000000];
template<class S, class T> inline auto min_L(S a, T b)
-> typename cLtraits_common_type<S,T>::type{
return (typename cLtraits_common_type<S,T>::type) a <= (typename cLtraits_common_type<S,T>::type) b ? a : b;
}
template<class S, class T> inline auto max_L(S a, T b)
-> typename cLtraits_common_type<S,T>::type{
return (typename cLtraits_common_type<S,T>::type) a >= (typename cLtraits_common_type<S,T>::type) b ? a : b;
}
template<class T> inline void walloc1d(T **arr, int x, void **mem = &wmem){
static int skip[16] = {0, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
(*mem) = (void*)( ((char*)(*mem)) + skip[((unsigned long long)(*mem)) & 15] );
(*arr)=(T*)(*mem);
(*mem)=((*arr)+x);
}
template<class T> inline void walloc1d(T **arr, int x1, int x2, void **mem = &wmem){
walloc1d(arr, x2-x1, mem);
(*arr) -= x1;
}
inline int my_getchar_unlocked(){
static char buf[1048576];
static int s = 1048576;
static int e = 1048576;
if(s == e && e == 1048576){
e = fread_unlocked(buf, 1, 1048576, stdin);
s = 0;
}
if(s == e){
return EOF;
}
return buf[s++];
}
inline void rd(int &x){
int k;
int m=0;
x=0;
for(;;){
k = my_getchar_unlocked();
if(k=='-'){
m=1;
break;
}
if('0'<=k&&k<='9'){
x=k-'0';
break;
}
}
for(;;){
k = my_getchar_unlocked();
if(k<'0'||k>'9'){
break;
}
x=x*10+k-'0';
}
if(m){
x=-x;
}
}
inline int rd_int(void){
int x;
rd(x);
return x;
}
struct MY_WRITER{
char buf[1048576];
int s;
int e;
MY_WRITER(){
s = 0;
e = 1048576;
}
~MY_WRITER(){
if(s){
fwrite_unlocked(buf, 1, s, stdout);
}
}
}
;
MY_WRITER MY_WRITER_VAR;
void my_putchar_unlocked(int a){
if(MY_WRITER_VAR.s == MY_WRITER_VAR.e){
fwrite_unlocked(MY_WRITER_VAR.buf, 1, MY_WRITER_VAR.s, stdout);
MY_WRITER_VAR.s = 0;
}
MY_WRITER_VAR.buf[MY_WRITER_VAR.s++] = a;
}
inline void wt_L(char a){
my_putchar_unlocked(a);
}
inline void wt_L(int x){
int s=0;
int m=0;
char f[10];
if(x<0){
m=1;
x=-x;
}
while(x){
f[s++]=x%10;
x/=10;
}
if(!s){
f[s++]=0;
}
if(m){
my_putchar_unlocked('-');
}
while(s--){
my_putchar_unlocked(f[s]+'0');
}
}
inline void wt_L(const char c[]){
int i=0;
for(i=0;c[i]!='\0';i++){
my_putchar_unlocked(c[i]);
}
}
template<class T, class S> struct maxflow{
int node;
int st;
int ed;
int*es;
int*emem;
int**edge;
int**rev;
int*level;
int*qq;
T**flow;
T eps;
void malloc(int N){
int i;
es = (int*)std::malloc(N*sizeof(int));
emem = (int*)std::malloc(N*sizeof(int));
level = (int*)std::malloc(N*sizeof(int));
qq = (int*)std::malloc(N*sizeof(int));
edge = (int**)std::malloc(N*sizeof(int*));
rev = (int**)std::malloc(N*sizeof(int*));
flow = (T**)std::malloc(N*sizeof(T*));
for(i=(0);i<(N);i++){
emem[i] = 0;
edge[i] = rev[i] = NULL;
flow[i] = NULL;
}
}
void walloc(int N, void**mem = &wmem){
int i;
walloc1d(&es, N, mem);
walloc1d(&emem, N, mem);
walloc1d(&level, N, mem);
walloc1d(&qq, N, mem);
walloc1d(&edge, N, mem);
walloc1d(&rev, N, mem);
walloc1d(&flow, N, mem);
(*mem) = (flow + N);
}
void levelize(void){
int i;
int j;
int k;
int t;
int q_st = 0;
int q_ed = 1;
for(i=(0);i<(node);i++){
level[i] = -1;
}
level[st] = 0;
qq[0] = st;
while(q_st != q_ed){
i = qq[q_st++];
t = level[i] + 1;
for(j=(0);j<(es[i]);j++){
if(flow[i][j] > eps){
k = edge[i][j];
if(level[k]!=-1){
continue;
}
level[k] = t;
qq[q_ed++] = k;
if(k==ed){
return;
}
}
}
}
}
S pushflow(int i, S lim){
int j;
int k;
int ji;
S s;
S t;
S res = 0;
if(i==ed){
return lim;
}
for(j=(0);j<(es[i]);j++){
if(flow[i][j] > eps){
k = edge[i][j];
if(level[k] != level[i]+1){
continue;
}
s =min_L(lim, (S)flow[i][j]);
t = pushflow(k, s);
if(!t){
continue;
}
res += t;
lim -= t;
ji = rev[i][j];
flow[i][j] -= t;
flow[k][ji] += t;
if(!lim){
break;
}
}
}
if(lim){
level[i] = -1;
}
return res;
}
S solve(int st_, int ed_){
S res = 0;
st = st_;
ed = ed_;
for(;;){
levelize();
if(level[ed] == -1){
break;
}
res += pushflow(st, numeric_limits<S>::max());
}
return res;
}
void init(int N){
int i;
node = N;
for(i=(0);i<(N);i++){
es[i] = 0;
}
eps = (T)1e-9;
}
void memoryExpand(int i, int sz){
if(sz <= emem[i]){
return;
}
sz =max_L(sz,max_L(3, emem[i]*2));
emem[i]=sz;
edge[i] = (int*)realloc(edge[i], sz*sizeof(int));
rev[i] = (int*)realloc(rev[i], sz*sizeof(int));
flow[i] = (T*)realloc(flow[i], sz*sizeof(T));
}
void addEdge(int n1, int n2, T f1, T f2 = 0){
int s1 = es[n1]++;
int s2 = es[n2]++;
if(s1 >= emem[n1]){
memoryExpand(n1, es[n1]);
}
if(s2 >= emem[n2]){
memoryExpand(n2, es[n2]);
}
edge[n1][s1]=n2;
edge[n2][s2]=n1;
flow[n1][s1]=f1;
flow[n2][s2]=f2;
rev[n1][s1]=s2;
rev[n2][s2]=s1;
}
void addEdgeAdv(int n1, int n2, T f1, T f2 = 0){
int s1 = es[n1]++;
int s2 = es[n2]++;
edge[n1][s1]=n2;
edge[n2][s2]=n1;
flow[n1][s1]=f1;
flow[n2][s2]=f2;
rev[n1][s1]=s2;
rev[n2][s2]=s1;
}
void setGraph(int N, int M, int n1[], int n2[], T f1[], T f2[]){
int i;
node = N;
for(i=(0);i<(N);i++){
es[i] = 0;
}
for(i=(0);i<(M);i++){
es[n1[i]]++;
es[n2[i]]++;
}
for(i=(0);i<(N);i++){
memoryExpand(i, es[i]);
}
for(i=(0);i<(N);i++){
es[i] = 0;
}
for(i=(0);i<(M);i++){
addEdgeAdv(n1[i], n2[i], f1[i], f2[i]);
}
eps = (T)1e-9;
}
void setGraph_w(int N, int M, int n1[], int n2[], T f1[], T f2[], void **mem = wmem){
int i;
int j;
int k;
node = N;
for(i=(0);i<(N);i++){
es[i] = emem[i] = 0;
}
for(i=(0);i<(M);i++){
es[n1[i]]++;
es[n2[i]]++;
}
edge[0] = (int*)(*mem);
int ffyvhy7f = N;
for(i=(1);i<(ffyvhy7f);i++){
edge[i] = edge[i-1] + es[i-1];
}
rev[0] = edge[N-1] + es[N-1];
int YtJecZqT = N;
for(i=(1);i<(YtJecZqT);i++){
rev[i] = rev[i-1] + es[i-1];
}
flow[0] = (T*)(rev[N-1] + es[N-1]);
int T4XCq7VD = N;
for(i=(1);i<(T4XCq7VD);i++){
flow[i] = flow[i-1] + es[i-1];
}
*mem = (void*)(flow[N-1] + es[N-1]);
for(i=(0);i<(N);i++){
es[i] = 0;
}
for(i=(0);i<(M);i++){
addEdgeAdv(n1[i], n2[i], f1[i], f2[i]);
}
eps = (T)1e-9;
}
}
;
int TEST;
int X;
int Y;
int R[20];
int C[20];
int mp[20][20];
int rr[20];
int cc[20];
char res[20][22];
maxflow<int,int> flow;
int chk(){
int i;
int node;
int st;
int ed;
int tot = 0;
node = X + Y;
st = node++;
ed = node++;
flow.init(node);
for(i=(0);i<(X);i++){
rr[i] = R[i];
}
for(i=(0);i<(Y);i++){
cc[i] = C[i];
}
for(i=(0);i<(X);i++){
int j;
for(j=(0);j<(Y);j++){
if(mp[i][j]==1){
rr[i]--;
cc[j]--;
}
}
}
for(i=(0);i<(X);i++){
int j;
for(j=(0);j<(Y);j++){
if(mp[i][j]==-1){
flow.addEdge(i,X+j,1);
}
}
}
int tU__gIr_;
int a2conNHc;
if(X==0){
a2conNHc = 0;
}
else{
a2conNHc = rr[0];
for(tU__gIr_=(1);tU__gIr_<(X);tU__gIr_++){
a2conNHc = min_L(a2conNHc, rr[tU__gIr_]);
}
}
int APIVbQlN;
int YREPHmFM;
if(Y==0){
YREPHmFM = 0;
}
else{
YREPHmFM = cc[0];
for(APIVbQlN=(1);APIVbQlN<(Y);APIVbQlN++){
YREPHmFM = min_L(YREPHmFM, cc[APIVbQlN]);
}
}
if(a2conNHc< 0 ||YREPHmFM< 0){
return 0;
}
int ZIeRIny5;
int iMWUTgY_;
if(X==0){
iMWUTgY_ = 0;
}
else{
iMWUTgY_ = rr[0];
for(ZIeRIny5=(1);ZIeRIny5<(X);ZIeRIny5++){
iMWUTgY_ += rr[ZIeRIny5];
}
}
int jPV_0s1p;
int BUotOFBp;
if(Y==0){
BUotOFBp = 0;
}
else{
BUotOFBp = cc[0];
for(jPV_0s1p=(1);jPV_0s1p<(Y);jPV_0s1p++){
BUotOFBp += cc[jPV_0s1p];
}
}
if(iMWUTgY_!=BUotOFBp){
return 0;
}
int gEg5UqEA;
cLtraits_try_make_signed<remove_reference<decltype((*((int*)NULL)))>::type>::type qSsg05KM;
if(X==0){
qSsg05KM = 0;
}
else{
qSsg05KM = rr[0];
for(gEg5UqEA=(1);gEg5UqEA<(X);gEg5UqEA++){
qSsg05KM += rr[gEg5UqEA];
}
}
tot =qSsg05KM;
for(i=(0);i<(X);i++){
if(rr[i]){
flow.addEdge(st, i, rr[i]);
}
}
for(i=(0);i<(Y);i++){
if(cc[i]){
flow.addEdge(X+i, ed, cc[i]);
}
}
if(flow.solve(st,ed) == tot){
return 1;
}
return 0;
}
int main(){
wmem = memarr;
flow.malloc(100000);
int O3U4gd88 = rd_int();
for(TEST=(0);TEST<(O3U4gd88);TEST++){
int i;
wt_L("Case #");
wt_L(TEST+1);
wt_L(": ");
rd(X);
rd(Y);
{
int OC5CYxKD;
for(OC5CYxKD=(0);OC5CYxKD<(X);OC5CYxKD++){
rd(R[OC5CYxKD]);
}
}
{
int qE8LMwYZ;
for(qE8LMwYZ=(0);qE8LMwYZ<(Y);qE8LMwYZ++){
rd(C[qE8LMwYZ]);
}
}
for(i=(0);i<(X);i++){
int j;
for(j=(0);j<(Y);j++){
mp[i][j] = -1;
}
}
if(!chk()){
wt_L("IMPOSSIBLE");
wt_L('\n');
continue;
}
for(i=(0);i<(X);i++){
int j;
for(j=(Y)-1;j>=(0);j--){
mp[i][j] = 1;
if(!chk()){
mp[i][j] = 0;
}
}
}
for(i=(0);i<(X);i++){
int j;
for(j=(0);j<(Y);j++){
if(mp[i][j]){
res[i][j] ='/';
}
else{
res[i][j] ='\\';
}
}
}
for(i=(0);i<(X);i++){
res[i][Y] = '\0';
}
wt_L("POSSIBLE");
wt_L('\n');
{
int jG1yfsum;
for(jG1yfsum=(0);jG1yfsum<(X);jG1yfsum++){
wt_L(res[jG1yfsum]);
wt_L('\n');
}
}
}
return 0;
}
// cLay version 20210607-1
// --- original code ---
// int TEST;
// int X, Y, R[20], C[20], mp[20][20];
// int rr[20], cc[20];
// char res[20][22];
// maxflow<int,int> flow;
//
// int chk(){
// int node, st, ed, tot = 0;
// node = X + Y;
// st = node++;
// ed = node++;
// flow.init(node);
//
// rep(i,X) rr[i] = R[i];
// rep(i,Y) cc[i] = C[i];
// rep(i,X) rep(j,Y) if(mp[i][j]==1) rr[i]--, cc[j]--;
// rep(i,X) rep(j,Y) if(mp[i][j]==-1) flow.addEdge(i,X+j,1);
//
// if(min(rr(X)) < 0 || min(cc(Y)) < 0) return 0;
// if(sum(rr(X)) != sum(cc(Y))) return 0;
// tot = sum(rr(X));
// rep(i,X) if(rr[i]) flow.addEdge(st, i, rr[i]);
// rep(i,Y) if(cc[i]) flow.addEdge(X+i, ed, cc[i]);
// if(flow.solve(st,ed) == tot) return 1;
// return 0;
// }
//
// {
// flow.malloc(1d5);
// REP(TEST, rd_int()){
// wtF("Case #{TEST+1}: ");
// rd(X,Y,R(X),C(Y));
// rep(i,X) rep(j,Y) mp[i][j] = -1;
//
// if(!chk()) wt("IMPOSSIBLE"), continue;
//
// rep(i,X) rrep(j,Y){
// mp[i][j] = 1;
// if(!chk()) mp[i][j] = 0;
// }
//
// rep(i,X) rep(j,Y) res[i][j] = if[mp[i][j], '/', '\\'];
// rep(i,X) res[i][Y] = '\0';
// wt("POSSIBLE");
// wtLn(res(X));
// }
// }
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC optimize("inline")
#include<bits/stdc++.h>
using namespace std;
template<class T> struct cLtraits_identity{
  using type = T;
}
;
template<class T> using cLtraits_try_make_signed =
  typename conditional<
    is_integral<T>::value,
    make_signed<T>,
    cLtraits_identity<T>
    >::type;
template <class S, class T> struct cLtraits_common_type{
  using tS = typename cLtraits_try_make_signed<S>::type;
  using tT = typename cLtraits_try_make_signed<T>::type;
  using type = typename common_type<tS,tT>::type;
}
;
void*wmem;
char memarr[96000000];
template<class S, class T> inline auto min_L(S a, T b)
-> typename cLtraits_common_type<S,T>::type{
  return (typename cLtraits_common_type<S,T>::type) a <= (typename cLtraits_common_type<S,T>::type) b ? a : b;
}
template<class S, class T> inline auto max_L(S a, T b)
-> typename cLtraits_common_type<S,T>::type{
  return (typename cLtraits_common_type<S,T>::type) a >= (typename cLtraits_common_type<S,T>::type) b ? a : b;
}
template<class T> inline void walloc1d(T **arr, int x, void **mem = &wmem){
  static int skip[16] = {0, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
  (*mem) = (void*)( ((char*)(*mem)) + skip[((unsigned long long)(*mem)) & 15] );
  (*arr)=(T*)(*mem);
  (*mem)=((*arr)+x);
}
template<class T> inline void walloc1d(T **arr, int x1, int x2, void **mem = &wmem){
  walloc1d(arr, x2-x1, mem);
  (*arr) -= x1;
}
inline int my_getchar_unlocked(){
  static char buf[1048576];
  static int s = 1048576;
  static int e = 1048576;
  if(s == e && e == 1048576){
    e = fread_unlocked(buf, 1, 1048576, stdin);
    s = 0;
  }
  if(s == e){
    return EOF;
  }
  return buf[s++];
}
inline void rd(int &x){
  int k;
  int m=0;
  x=0;
  for(;;){
    k = my_getchar_unlocked();
    if(k=='-'){
      m=1;
      break;
    }
    if('0'<=k&&k<='9'){
      x=k-'0';
      break;
    }
  }
  for(;;){
    k = my_getchar_unlocked();
    if(k<'0'||k>'9'){
      break;
    }
    x=x*10+k-'0';
  }
  if(m){
    x=-x;
  }
}
inline int rd_int(void){
  int x;
  rd(x);
  return x;
}
struct MY_WRITER{
  char buf[1048576];
  int s;
  int e;
  MY_WRITER(){
    s = 0;
    e = 1048576;
  }
  ~MY_WRITER(){
    if(s){
      fwrite_unlocked(buf, 1, s, stdout);
    }
  }
}
;
MY_WRITER MY_WRITER_VAR;
void my_putchar_unlocked(int a){
  if(MY_WRITER_VAR.s == MY_WRITER_VAR.e){
    fwrite_unlocked(MY_WRITER_VAR.buf, 1, MY_WRITER_VAR.s, stdout);
    MY_WRITER_VAR.s = 0;
  }
  MY_WRITER_VAR.buf[MY_WRITER_VAR.s++] = a;
}
inline void wt_L(char a){
  my_putchar_unlocked(a);
}
inline void wt_L(int x){
  int s=0;
  int m=0;
  char f[10];
  if(x<0){
    m=1;
    x=-x;
  }
  while(x){
    f[s++]=x%10;
    x/=10;
  }
  if(!s){
    f[s++]=0;
  }
  if(m){
    my_putchar_unlocked('-');
  }
  while(s--){
    my_putchar_unlocked(f[s]+'0');
  }
}
inline void wt_L(const char c[]){
  int i=0;
  for(i=0;c[i]!='\0';i++){
    my_putchar_unlocked(c[i]);
  }
}
template<class T, class S> struct maxflow{
  int node;
  int st;
  int ed;
  int*es;
  int*emem;
  int**edge;
  int**rev;
  int*level;
  int*qq;
  T**flow;
  T eps;
  void malloc(int N){
    int i;
    es = (int*)std::malloc(N*sizeof(int));
    emem = (int*)std::malloc(N*sizeof(int));
    level = (int*)std::malloc(N*sizeof(int));
    qq = (int*)std::malloc(N*sizeof(int));
    edge = (int**)std::malloc(N*sizeof(int*));
    rev = (int**)std::malloc(N*sizeof(int*));
    flow = (T**)std::malloc(N*sizeof(T*));
    for(i=(0);i<(N);i++){
      emem[i] = 0;
      edge[i] = rev[i] = NULL;
      flow[i] = NULL;
    }
  }
  void walloc(int N, void**mem = &wmem){
    int i;
    walloc1d(&es, N, mem);
    walloc1d(&emem, N, mem);
    walloc1d(&level, N, mem);
    walloc1d(&qq, N, mem);
    walloc1d(&edge, N, mem);
    walloc1d(&rev, N, mem);
    walloc1d(&flow, N, mem);
    (*mem) = (flow + N);
  }
  void levelize(void){
    int i;
    int j;
    int k;
    int t;
    int q_st = 0;
    int q_ed = 1;
    for(i=(0);i<(node);i++){
      level[i] = -1;
    }
    level[st] = 0;
    qq[0] = st;
    while(q_st != q_ed){
      i = qq[q_st++];
      t = level[i] + 1;
      for(j=(0);j<(es[i]);j++){
        if(flow[i][j] > eps){
          k = edge[i][j];
          if(level[k]!=-1){
            continue;
          }
          level[k] = t;
          qq[q_ed++] = k;
          if(k==ed){
            return;
          }
        }
      }
    }
  }
  S pushflow(int i, S lim){
    int j;
    int k;
    int ji;
    S s;
    S t;
    S res = 0;
    if(i==ed){
      return lim;
    }
    for(j=(0);j<(es[i]);j++){
      if(flow[i][j] > eps){
        k = edge[i][j];
        if(level[k] != level[i]+1){
          continue;
        }
        s =min_L(lim, (S)flow[i][j]);
        t = pushflow(k, s);
        if(!t){
          continue;
        }
        res += t;
        lim -= t;
        ji = rev[i][j];
        flow[i][j] -= t;
        flow[k][ji] += t;
        if(!lim){
          break;
        }
      }
    }
    if(lim){
      level[i] = -1;
    }
    return res;
  }
  S solve(int st_, int ed_){
    S res = 0;
    st = st_;
    ed = ed_;
    for(;;){
      levelize();
      if(level[ed] == -1){
        break;
      }
      res += pushflow(st, numeric_limits<S>::max());
    }
    return res;
  }
  void init(int N){
    int i;
    node = N;
    for(i=(0);i<(N);i++){
      es[i] = 0;
    }
    eps = (T)1e-9;
  }
  void memoryExpand(int i, int sz){
    if(sz <= emem[i]){
      return;
    }
    sz =max_L(sz,max_L(3, emem[i]*2));
    emem[i]=sz;
    edge[i] = (int*)realloc(edge[i], sz*sizeof(int));
    rev[i] = (int*)realloc(rev[i], sz*sizeof(int));
    flow[i] = (T*)realloc(flow[i], sz*sizeof(T));
  }
  void addEdge(int n1, int n2, T f1, T f2 = 0){
    int s1 = es[n1]++;
    int s2 = es[n2]++;
    if(s1 >= emem[n1]){
      memoryExpand(n1, es[n1]);
    }
    if(s2 >= emem[n2]){
      memoryExpand(n2, es[n2]);
    }
    edge[n1][s1]=n2;
    edge[n2][s2]=n1;
    flow[n1][s1]=f1;
    flow[n2][s2]=f2;
    rev[n1][s1]=s2;
    rev[n2][s2]=s1;
  }
  void addEdgeAdv(int n1, int n2, T f1, T f2 = 0){
    int s1 = es[n1]++;
    int s2 = es[n2]++;
    edge[n1][s1]=n2;
    edge[n2][s2]=n1;
    flow[n1][s1]=f1;
    flow[n2][s2]=f2;
    rev[n1][s1]=s2;
    rev[n2][s2]=s1;
  }
  void setGraph(int N, int M, int n1[], int n2[], T f1[], T f2[]){
    int i;
    node = N;
    for(i=(0);i<(N);i++){
      es[i] = 0;
    }
    for(i=(0);i<(M);i++){
      es[n1[i]]++;
      es[n2[i]]++;
    }
    for(i=(0);i<(N);i++){
      memoryExpand(i, es[i]);
    }
    for(i=(0);i<(N);i++){
      es[i] = 0;
    }
    for(i=(0);i<(M);i++){
      addEdgeAdv(n1[i], n2[i], f1[i], f2[i]);
    }
    eps = (T)1e-9;
  }
  void setGraph_w(int N, int M, int n1[], int n2[], T f1[], T f2[], void **mem = wmem){
    int i;
    int j;
    int k;
    node = N;
    for(i=(0);i<(N);i++){
      es[i] = emem[i] = 0;
    }
    for(i=(0);i<(M);i++){
      es[n1[i]]++;
      es[n2[i]]++;
    }
    edge[0] = (int*)(*mem);
    int ffyvhy7f = N;
    for(i=(1);i<(ffyvhy7f);i++){
      edge[i] = edge[i-1] + es[i-1];
    }
    rev[0] = edge[N-1] + es[N-1];
    int YtJecZqT = N;
    for(i=(1);i<(YtJecZqT);i++){
      rev[i] = rev[i-1] + es[i-1];
    }
    flow[0] = (T*)(rev[N-1] + es[N-1]);
    int T4XCq7VD = N;
    for(i=(1);i<(T4XCq7VD);i++){
      flow[i] = flow[i-1] + es[i-1];
    }
    *mem = (void*)(flow[N-1] + es[N-1]);
    for(i=(0);i<(N);i++){
      es[i] = 0;
    }
    for(i=(0);i<(M);i++){
      addEdgeAdv(n1[i], n2[i], f1[i], f2[i]);
    }
    eps = (T)1e-9;
  }
}
;
int TEST;
int X;
int Y;
int R[20];
int C[20];
int mp[20][20];
int rr[20];
int cc[20];
char res[20][22];
maxflow<int,int> flow;
int chk(){
  int i;
  int node;
  int st;
  int ed;
  int tot = 0;
  node = X + Y;
  st = node++;
  ed = node++;
  flow.init(node);
  for(i=(0);i<(X);i++){
    rr[i] = R[i];
  }
  for(i=(0);i<(Y);i++){
    cc[i] = C[i];
  }
  for(i=(0);i<(X);i++){
    int j;
    for(j=(0);j<(Y);j++){
      if(mp[i][j]==1){
        rr[i]--;
        cc[j]--;
      }
    }
  }
  for(i=(0);i<(X);i++){
    int j;
    for(j=(0);j<(Y);j++){
      if(mp[i][j]==-1){
        flow.addEdge(i,X+j,1);
      }
    }
  }
  int tU__gIr_;
  int a2conNHc;
  if(X==0){
    a2conNHc = 0;
  }
  else{
    a2conNHc = rr[0];
    for(tU__gIr_=(1);tU__gIr_<(X);tU__gIr_++){
      a2conNHc = min_L(a2conNHc, rr[tU__gIr_]);
    }
  }
  int APIVbQlN;
  int YREPHmFM;
  if(Y==0){
    YREPHmFM = 0;
  }
  else{
    YREPHmFM = cc[0];
    for(APIVbQlN=(1);APIVbQlN<(Y);APIVbQlN++){
      YREPHmFM = min_L(YREPHmFM, cc[APIVbQlN]);
    }
  }
  if(a2conNHc< 0 ||YREPHmFM< 0){
    return 0;
  }
  int ZIeRIny5;
  int iMWUTgY_;
  if(X==0){
    iMWUTgY_ = 0;
  }
  else{
    iMWUTgY_ = rr[0];
    for(ZIeRIny5=(1);ZIeRIny5<(X);ZIeRIny5++){
      iMWUTgY_ += rr[ZIeRIny5];
    }
  }
  int jPV_0s1p;
  int BUotOFBp;
  if(Y==0){
    BUotOFBp = 0;
  }
  else{
    BUotOFBp = cc[0];
    for(jPV_0s1p=(1);jPV_0s1p<(Y);jPV_0s1p++){
      BUotOFBp += cc[jPV_0s1p];
    }
  }
  if(iMWUTgY_!=BUotOFBp){
    return 0;
  }
  int gEg5UqEA;
  cLtraits_try_make_signed<remove_reference<decltype((*((int*)NULL)))>::type>::type qSsg05KM;
  if(X==0){
    qSsg05KM = 0;
  }
  else{
    qSsg05KM = rr[0];
    for(gEg5UqEA=(1);gEg5UqEA<(X);gEg5UqEA++){
      qSsg05KM += rr[gEg5UqEA];
    }
  }
  tot =qSsg05KM;
  for(i=(0);i<(X);i++){
    if(rr[i]){
      flow.addEdge(st, i, rr[i]);
    }
  }
  for(i=(0);i<(Y);i++){
    if(cc[i]){
      flow.addEdge(X+i, ed, cc[i]);
    }
  }
  if(flow.solve(st,ed) == tot){
    return 1;
  }
  return 0;
}
int main(){
  wmem = memarr;
  flow.malloc(100000);
  int O3U4gd88 = rd_int();
  for(TEST=(0);TEST<(O3U4gd88);TEST++){
    int i;
    wt_L("Case #");
    wt_L(TEST+1);
    wt_L(": ");
    rd(X);
    rd(Y);
    {
      int OC5CYxKD;
      for(OC5CYxKD=(0);OC5CYxKD<(X);OC5CYxKD++){
        rd(R[OC5CYxKD]);
      }
    }
    {
      int qE8LMwYZ;
      for(qE8LMwYZ=(0);qE8LMwYZ<(Y);qE8LMwYZ++){
        rd(C[qE8LMwYZ]);
      }
    }
    for(i=(0);i<(X);i++){
      int j;
      for(j=(0);j<(Y);j++){
        mp[i][j] = -1;
      }
    }
    if(!chk()){
      wt_L("IMPOSSIBLE");
      wt_L('\n');
      continue;
    }
    for(i=(0);i<(X);i++){
      int j;
      for(j=(Y)-1;j>=(0);j--){
        mp[i][j] = 1;
        if(!chk()){
          mp[i][j] = 0;
        }
      }
    }
    for(i=(0);i<(X);i++){
      int j;
      for(j=(0);j<(Y);j++){
        if(mp[i][j]){
          res[i][j] ='/';
        }
        else{
          res[i][j] ='\\';
        }
      }
    }
    for(i=(0);i<(X);i++){
      res[i][Y] = '\0';
    }
    wt_L("POSSIBLE");
    wt_L('\n');
    {
      int jG1yfsum;
      for(jG1yfsum=(0);jG1yfsum<(X);jG1yfsum++){
        wt_L(res[jG1yfsum]);
        wt_L('\n');
      }
    }
  }
  return 0;
}
// cLay version 20210607-1

// --- original code ---
// int TEST;
// int X, Y, R[20], C[20], mp[20][20];
// int rr[20], cc[20];
// char res[20][22];
// maxflow<int,int> flow;
// 
// int chk(){
//   int node, st, ed, tot = 0;
//   node = X + Y;
//   st = node++;
//   ed = node++;
//   flow.init(node);
// 
//   rep(i,X) rr[i] = R[i];
//   rep(i,Y) cc[i] = C[i];
//   rep(i,X) rep(j,Y) if(mp[i][j]==1) rr[i]--, cc[j]--;
//   rep(i,X) rep(j,Y) if(mp[i][j]==-1) flow.addEdge(i,X+j,1);
// 
//   if(min(rr(X)) < 0 || min(cc(Y)) < 0) return 0;
//   if(sum(rr(X)) != sum(cc(Y))) return 0;
//   tot = sum(rr(X));
//   rep(i,X) if(rr[i]) flow.addEdge(st, i, rr[i]);
//   rep(i,Y) if(cc[i]) flow.addEdge(X+i, ed, cc[i]);
//   if(flow.solve(st,ed) == tot) return 1;
//   return 0;
// }
// 
// {
//   flow.malloc(1d5);
//   REP(TEST, rd_int()){
//     wtF("Case #{TEST+1}: ");
//     rd(X,Y,R(X),C(Y));
//     rep(i,X) rep(j,Y) mp[i][j] = -1;
// 
//     if(!chk()) wt("IMPOSSIBLE"), continue;
// 
//     rep(i,X) rrep(j,Y){
//       mp[i][j] = 1;
//       if(!chk()) mp[i][j] = 0;
//     }
// 
//     rep(i,X) rep(j,Y) res[i][j] = if[mp[i][j], '/', '\\'];
//     rep(i,X) res[i][Y] = '\0';
//     wt("POSSIBLE");
//     wtLn(res(X));
//   }
// }
