Run id: 83886

Main.cc:2:1: error: stray '\357' in program
 using namespace std；
 ^
Main.cc:2:1: error: stray '\274' in program
Main.cc:2:1: error: stray '\233' in program
Main.cc:3:1: error: expected ';' before 'int'
 int sum(int a,int b){
 ^