#include <stdio.h> void plus1 (int*a) { int temp; *a = *a+1; } void plusd (int*a, int d) { int temp; *a=*a+d; } void swap (int*a, int*b) { int temp; temp =(*a); *a=(*b); *b=temp; } int main() { int i=9; int x=10; int y=25; int d=7; plus1(&i); printf("nilai i+1: %d\n", i); i=9; plusd(&i,d); printf("nilai i+7:%d\n",i); plusd(&d,3); printf("nilai d+3:%d\n",d); printf("nilai x dan y :%d, %d\n", x,y); swap(&x,&y); printf("nilai x dan y setelah swap :%d, %d\n", x,y); return 0; }