Compilare: main.cpp: In function 'int main()': main.cpp:20:25: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&t); ^ main.cpp:30:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&n); ^ main.cpp:33:43: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&a[i][j]); ^ main.cpp:97:26: warning: array subscript is above array bounds [-Warray-bounds] if (!(v[8][i] & v[8][j])){ ~~~^ main.cpp:97:36: warning: array subscript is above array bounds [-Warray-bounds] if (!(v[8][i] & v[8][j])){ ~~~^