1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 | # define max 100000 char arr[max]; char result[max]; char * subtract(char *a1,char *b1) { int l1,l2; char temp[max],a[max],b[max]; int c=0,sub=0,m=0; int i,j,k=0; for(i=strlen(a1)-1;i>=0;i--) a[k++]=a1[i]; a[k]='\0';k=0; for(i=strlen(b1)-1;i>=0;i--) b[k++]=b1[i]; b[k]='\0'; //printf("%s %s\n",a,b); l1=strlen(a); l2=strlen(b); if(l2>l1) { strcpy(temp,b); strcpy(b,a); strcpy(a,temp); } l1=strlen(a); l2=strlen(b); k=0; for(i=0;i<l2;i++) { int n1=a[i]-'0'; int n2=b[i]-'0'; //printf("n1=%d n2=%d ",n1,n2); sub=n1-n2-c; if(sub<0) { sub=10+sub;c=1; arr[k++]=sub+'0'; //printf("%d %c\n",sub,arr[k-1]); } else {c=0;arr[k++]=sub+'0'; /*printf("%d %c\n",sub,arr[k-1]);*/} } for(i=l2;i<l1;i++) { int n1=a[i]-'0'; sub=n1-c; if(sub<0) { sub=10+sub;c=1; arr[k++]=sub+'0'; //printf("2== %d %c\n",sub,arr[k-1]); } else {c=0;arr[k++]=sub+'0'; /*printf("2== %d %c\n",sub,arr[k-1]);*/} } arr[k]='\0'; //printf("arr=%s\n",arr); int z=0,u=0; for(i=strlen(arr)-1;i>=0;i--) if(arr[i]=='0') z++; else break; for(i=strlen(arr)-1-z;i>=0;i--) result[u++]=arr[i]; result[u]='\0'; //printf("%s\n",result); return result; } char temp[max],temp1[max]; char * add(char *a,char *b) { int o; for(o=0;o<max;o++) {temp[o]='\0';temp1[o]='\0';} int l1=strlen(a); int l2=strlen(b); int s=0,c1=0,k=0,dif; char c[max],d[max]; int i,j; if(l1>l2) { dif=l1-l2; for(i=0;i<dif;i++) c[k++]='0'; for(i=0;i<l2;i++) c[k++]=b[i]; strcpy(d,a); } else { dif=l2-l1; for(i=0;i<dif;i++) c[k++]='0'; for(i=0;i<l1;i++) c[k++]=a[i]; strcpy(d,b); } int l=strlen(d); k=0; for(i=l1-1;i>=0;i--) { s=d[i]+c[i]-'0'-'0'+c1; temp[k++]=s%10+'0'; c1=s/10; } if(c>0) temp[k]=c1+'0'; temp[k+1]='\0'; int u=0; int z=0; //printf("...........%s\n",temp); for(i=k;i>=0;i--) if(temp[i]=='0') z++; else break; for(i=k-z;i>=0;i--) temp1[u++]=temp[i]; temp1[u]='\0'; //printf("kartik %s\n",temp1); return temp1; } int main() { int t=0; scanf("%d",&t); while(t--) { char a[max],b[max],c[max],a1[max]; scanf("%s %s %s",a,b,c); char *p=add(b,b); strcpy(b,p); char *q=add(a,c); strcpy(a,q); char *w=subtract(b,a); strcpy(a1,w); if(strlen(a1)==0) printf("0\n"); else printf("%s\n",a1); } return 0; } |
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upload with new input
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result: Success time: 0.01s memory: 2672 kB returned value: 0
3 1 2 1 3 4 3 445 4555 445
2 2 8220
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result: Success time: 0.01s memory: 2672 kB returned value: 0
1 4 0 5
9
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result: Success time: 0.02s memory: 2672 kB returned value: 0
2 10 20 30 123 4467484 94849
0 8934019



