View Compilation Error

0_0_37813584_24859.cpp: In function 'int main()':
0_0_37813584_24859.cpp:66:22: error: 'amp' was not declared in this scope
  while(scanf("%d%d",&n,&m)!=EOF)
                      ^
0_0_37813584_24859.cpp:66:25: error: expected ')' before ';' token
  while(scanf("%d%d",&n,&m)!=EOF)
                         ^
0_0_37813584_24859.cpp:66:29: error: 'amp' was not declared in this scope
  while(scanf("%d%d",&n,&m)!=EOF)
                             ^
0_0_37813584_24859.cpp:66:34: error: expected ';' before ')' token
  while(scanf("%d%d",&n,&m)!=EOF)
                                  ^
0_0_37813584_24859.cpp:88:1: error: expected '}' at end of input
 }
 ^