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case 3: printf("Hello!\t"); case 2: printf("Welcome\t"); case 1: printf("To All\t"); default:printf("\n"); } } #include<stdio.h> int fn(void); void print(int,int(*)()); int i=10; void main(void) { int i=20; print(i,fn); } void print(int i,int (*fn1)()) { printf("%d\n",(*fn1)()); } int fn(void) { return(i-=5); } #include<stdio.h> void main(void); void main(void) { char numbers[5][6]={"Zero","One","Two","Three","Four"}; printf("%s is %c",&numbers[4][0],numbers[0][0]); } int bags[5]={20,5,20,3,20}; void main(void) { int pos=5,*next(); *next()=pos; printf("%d %d %d",pos,*next(),bags[0]); } int *next() {