Can you describe why the answer is 58 the every steps?

Question

#include <stdio.h>
main()
{ int a[4][4]={{1,2,-3,-4},{0,-12,-13,14},{-21,23,0,-24},{-31,32,-33,0}};
int i, j, s=0;
for (i=0; i<4; i++)
{ for (j=0; j<4; j++)
{ if (a[i][j] < 0) continue;
if (a[i][j] == 0) break;
s += a[i][j];}
}
printf("%d\n", s);
}

Answer 1

use the open and closing curly bracket when writing for, while, if that was the problem in you other post, since your a beginner use em always, and put your code on code playground then link it here, not every use will like to read an unformatted code

Answer 2

Ok