View Compilation Error

0_0_38588300_15717.cpp: In function 'int main()':
0_0_38588300_15717.cpp:22:24: error: 'amp' was not declared in this scope
     while(~scanf("%d",&n))
                        ^~~
0_0_38588300_15717.cpp:22:27: error: expected ')' before ';' token
     while(~scanf("%d",&n))
          ~                ^
                           )
0_0_38588300_15717.cpp:22:29: error: expected ';' before ')' token
     while(~scanf("%d",&n))
                             ^
                             ;