View Compilation Error

0_0_33331699_12808.cpp: In function 'void fin(int)':
0_0_33331699_12808.cpp:26:17: error: 'sum' was not declared in this scope
         if(tt > sum[i])
                 ^
0_0_33331699_12808.cpp: In function 'int main()':
0_0_33331699_12808.cpp:51:25: error: 'a' was not declared in this scope
             scanf("%d",&a[i]);
                         ^
0_0_33331699_12808.cpp:52:16: error: 'vis' was not declared in this scope
         memset(vis,0,sizeof(vis));
                ^
0_0_33331699_12808.cpp:53:16: error: 'sum' was not declared in this scope
         memset(sum,0,sizeof(sum));
                ^
0_0_33331699_12808.cpp:63:23: error: 'a' was not declared in this scope
                 tmp = a[tmp];
                       ^
0_0_33331699_12808.cpp:78:1: error: expected '}' at end of input
 }
 ^