View Compilation Error

0_0_30145326_25401.cpp: In function 'bool judge2()':
0_0_30145326_25401.cpp:91:22: error: expected ';' before '}' token
             }--j, ++k}
                      ^
0_0_30145326_25401.cpp:93:13: error: 'num' was not declared in this scope
         if (num <= 1) return true;
             ^
0_0_30145326_25401.cpp: At global scope:
0_0_30145326_25401.cpp:95:5: error: expected unqualified-id before 'return'
     return false;
     ^
0_0_30145326_25401.cpp:96:1: error: expected declaration before '}' token
 }
 ^