Submission #667529

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Source Code Expand

#include <stdio.h>


const int N = 30;


int main()
{
    int i, j;


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


    int val, x, y, cnt = 0;
    for( i = 0; i < N; ++i ){
        for( j = 0; j < N; ++j ){
            //printf("%d : (%d, %d)\n", cnt, j, i);
            while( 0 < A[i][j] ){ //++cnt;
                val = A[i][j] - 1;
                x = j;
                y = i;

                A[i][j] = val;
                printf("%d %d\n", y+1, x+1);
            }
        }
    }


    return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:15:13: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d", &A[i][j]);
             ^

Judge Result