a1) What is the output of the following program? include int mainO int , value for(x 10243953; NI-0: N 10) value-x%10 switch(value) ( case 0 case 2 case 4 break; case 3 be+i break: case 9: C++i break: default: de+i break: printf("a-sa, b-sa, c-sa, d "%d ", a, b, c, d) ; return 0