View Compilation Error

0_0_15324999_4282.cpp: In function 'int main()':
0_0_15324999_4282.cpp:9:2: error: expected ',' or ';' before 'while'
  while (scanf("%d %c %c",&n,&a,&b)!=EOF)
  ^
0_0_15324999_4282.cpp:76:1: error: expected '}' at end of input
 }
 ^