View Compilation Error

0_0_33221293_22630.cpp: In function 'int main()':
0_0_33221293_22630.cpp:10:5: error: expected initializer before 'while'
     while(cin >> n){
     ^
0_0_33221293_22630.cpp:22:1: error: expected '}' at end of input
 }
 ^