View Compilation Error

0_0_31495877_20309.cpp: In function 'int main()':
0_0_31495877_20309.cpp:10:21: error: expected initializer before '==' token
   int x=1000,i=0,X,f==0;
                     ^
0_0_31495877_20309.cpp:13:39: error: 'f' was not declared in this scope
    if(x%a==0&&(x+1)%b==0&&(x+2)%c==0&&f==0)
                                       ^