View Compilation Error

0_0_18593760_12810.cpp:2:11: error: '::main' must return 'int'
 void main()
           ^
0_0_18593760_12810.cpp: In function 'int main()':
0_0_18593760_12810.cpp:11:2: error: return-statement with no value, in function returning 'int' [-fpermissive]
  return;
  ^