View Compilation Error

0_0_39454672_31060.cpp: In function 'void ins1(long long unsigned int, long long unsigned int)':
0_0_39454672_31060.cpp:70:24: error: return-statement with a value, in function returning 'void' [-fpermissive]
   70 |                 return 0;
      |                        ^
0_0_39454672_31060.cpp: In function 'void ins2(long long unsigned int, long long unsigned int)':
0_0_39454672_31060.cpp:79:24: error: return-statement with a value, in function returning 'void' [-fpermissive]
   79 |                 return 0;
      |                        ^