View Compilation Error

0_0_34878932_1725.cpp:4:1: error: expected primary-expression before 'int'
 int a, b;
 ^
0_0_34878932_1725.cpp:4:1: error: expected '}' before 'int'
0_0_34878932_1725.cpp:4:1: error: expected ',' or ';' before 'int'
0_0_34878932_1725.cpp:5:1: error: expected unqualified-id before 'while'
 while(cin>>a>>b){
 ^