View Compilation Error

0_0_15955525_21418.cpp:6:3: error: missing terminating " character
   printf("%d\n,a+b);
   ^
0_0_15955525_21418.cpp: In function 'int main()':
0_0_15955525_21418.cpp:7:1: error: expected primary-expression before '}' token
 }
 ^