View Compilation Error

0_0_17502620_8355.cpp: In function 'int main()':
0_0_17502620_8355.cpp:22:4: error: return-statement with no value, in function returning 'int' [-fpermissive]
    return;
    ^
0_0_17502620_8355.cpp:27:5: error: return-statement with no value, in function returning 'int' [-fpermissive]
     return;
     ^