View Compilation Error

0_0_39058180_28719.cpp: In function 'bool isPrime(int)':
0_0_39058180_28719.cpp:5:34: error: 'num' was not declared in this scope; did you mean 'num1'?
    5 |         for(int num1 = 2;num1 <= num/2;num1++){
      |                                  ^~~
      |                                  num1