View Compilation Error

0_0_21711835_22863.cpp: In function 'int main()':
0_0_21711835_22863.cpp:19:9: error: 'f' was not declared in this scope
         f       count1++;
         ^
0_0_21711835_22863.cpp:21:12: error: 'X' was not declared in this scope
         if(X>Y)
            ^
0_0_21711835_22863.cpp:21:14: error: 'Y' was not declared in this scope
         if(X>Y)
              ^
0_0_21711835_22863.cpp:23:19: error: 'count1' was not declared in this scope
             if(Y!=count1)
                   ^
0_0_21711835_22863.cpp:30:19: error: 'count1' was not declared in this scope
             if(X!=count1)
                   ^
0_0_21711835_22863.cpp: At global scope:
0_0_21711835_22863.cpp:36:5: error: expected unqualified-id before 'return'
     return 0;
     ^
0_0_21711835_22863.cpp:37:1: error: expected declaration before '}' token
 }
 ^