Submission

Score: 100

User: I_am_me

Problemset: เมทริกซ์สมมาตร

Language: c

Time: 0.003 second

Submitted On: 2025-10-13 19:06:52

#include <stdio.h>

int main(){
    int n;
    scanf("%d",&n);
    int size = (n-1)*(n-2)/2 ;
    int num[size] ;
    int mac[n][n] ;

    for(int i = 0;i<n;i++) mac[i][i] = 0;

    for(int i = 1;i<n;i++){
        for(int j = 0;j<i;j++) {
            scanf(" %d",&mac[i][j]) ;
            mac[j][i] = mac[i][j] ;
        }
    }

    for(int i = 0;i<n;i++){
        for(int j = 0;j<n;j++) {
            printf("%d ",mac[i][j]) ;
        }
        printf("\n") ;
    }
    return 0;
}