/in/foo.cc: In function 'int main()':
/in/foo.cc:9:16: error: expected ';' before '<' token
    9 |   for(int j=0,j<m,j++){
      |                ^
      |                ;
/in/foo.cc:9:16: error: expected primary-expression before '<' token
/in/foo.cc:9:22: error: expected ';' before ')' token
    9 |   for(int j=0,j<m,j++){
      |                      ^
      |                      ;