运行 ID: 10311

Main.cc:3:47: error: conflicting declaration ‘int b’
    3 | int n,m,a[99999][99999],b[99999][99999],i,j,k,b;
      |                                               ^
Main.cc:3:25: note: previous declaration as ‘int b [99999][99999]’
    3 | int n,m,a[99999][99999],b[99999][99999],i,j,k,b;
      |                         ^
Main.cc: In function ‘int main()’:
Main.cc:8:11: error: incompatible types in assignment of ‘int’ to ‘int [99999][99999]’
    8 |         b=0;
      |           ^
Main.cc:22:19: error: lvalue required as increment operand
   22 |                  b++;
      |                   ^~