View Compilation Error

0_0_36191265_8273.cpp:7:6: error: missing terminating " character
      printf("%d，a+b);
      ^
0_0_36191265_8273.cpp: In function 'int main()':
0_0_36191265_8273.cpp:9:1: error: expected primary-expression before '}' token
 }
 ^