Run id: 8012

Main.cc: In function 'int main()':
Main.cc:6:18: error: variable-sized object 'a' may not be initialized
     int a[n][n]={};
                  ^
Main.cc:15:16: warning: statement has no effect [-Wunused-value]
             cnt+a[i][j];
                ^
Main.cc:24:16: warning: statement has no effect [-Wunused-value]
             cnt+a[i][j];
                ^