Run id: 3453

Main.cc: In function 'int main()':
Main.cc:6:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<a.size();i++){
                          ^
Main.cc:7:25: error: expected primary-expression before ';' token
         for(int j=i;j<i+;j++){
                         ^