View Compilation Error

0_0_33977199_8519.cpp: In function 'int main()':
0_0_33977199_8519.cpp:5:1: error: expected initializer before 'scanf'
 scanf("%d %d",&a&b);
 ^
0_0_33977199_8519.cpp:6:17: error: 'b' was not declared in this scope
 printf("\n%d",a+b);
                 ^