View Compilation Error

0_0_33879675_31339.cpp: In function 'void P()':
0_0_33879675_31339.cpp:26:21: error: 'mm' was not declared in this scope
  for(int i = 2; i<= mm; i++){
                     ^
0_0_33879675_31339.cpp:28:4: error: 'prime' was not declared in this scope
    prime[m++] = i;
    ^
0_0_33879675_31339.cpp:32:7: error: 'prime' was not declared in this scope
    if(prime[j] > mm / i) break;
       ^
0_0_33879675_31339.cpp:33:11: error: 'prime' was not declared in this scope
    if(i % prime[j] == 0){
           ^