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#include<stdio.h>int main(){ void swap(int*p1,int*p2); int n1,n2,n3; int*p1,*p2,*p3; printf("input three integer n1,n2,n3:"); scanf("%d,%d,%d",&n1,&n2,&n3); p1=&n1; p2=&n2; p3=&n3; if(n1>n2) swap(p1,p2); if(n1>n2) swap(p1,p2); if(n2>n3) swap(p2,p3); printf("Now,the order is:%d,%d,%d/n",n1,n2,n3);}void swap(int*p1,int*p2){ int p; p=*p1; *p1=*p2; *p2=p; system("pause");}