View Compilation Error

0_0_24067016_5963.cpp: In function 'int main()':
0_0_24067016_5963.cpp:22:17: error: 'sum' was not declared in this scope
   printf("%d\n",sum);
                 ^
0_0_24067016_5963.cpp:24:2: error: 'rturn' was not declared in this scope
  rturn 0;
  ^