View Compilation Error

0_0_19149615_9524.cpp: In function 'int main()':
0_0_19149615_9524.cpp:35:26: error: expected primary-expression at end of input
   scanf ("%d%d%d%d",&a,&b%
                          ^
0_0_19149615_9524.cpp:35:26: error: expected '}' at end of input
0_0_19149615_9524.cpp:35:26: error: expected '}' at end of input