/in/foo.cc:9:1: error: expected ';' before 'int'
 int pl[200005];
 ^~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:28:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j = 1; j < v[i].size(); j ++) {
                  ~~^~~~~~~~~~~~~