#include <stdio.h>
#define SIZE 1000
int main(void) {
int mat[SIZE][SIZE];
int n,i,j;
//read matrix
for(i=0;i<n;i++){
for(j=0;j<n;j++){
}
}
//execute problems
for(i=0;i<n;i++){
for(j=0;j<n;j++){
if(i<j){
mat[i][j]=mat[i][j]+mat[j][i];
}else{
mat[i][j]=0;
}
}
}
//print output
for(i=0;i<n;i++){
for(j=0;j<n;j++){
if(j==(n-1)){
}else{
}
}
}
return 0;
}
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