View Compilation Error

0_0_21238331_28253.cpp:26:3: error: stray '\' in program
   printf("%d", start\n);
   ^
0_0_21238331_28253.cpp: In function 'int main()':
0_0_21238331_28253.cpp:26:22: error: expected ')' before 'n'
   printf("%d", start\n);
                      ^