bai3

#include <stdio.h>
int search(int a,int b,int c)
{
	if(a<b&&a>c || a>b&&a<c)
	return a;
	else if(b<a&&b>c||b>a &&b<c) return b;
	else return c;
}
int main()
{
	int a,b,c,d;
	printf("Nhap a=");scanf("%d",&a);
	printf("Nhap b=");scanf("%d",&b);
	printf("Nhap c=");scanf("%d",&c);
	d=search(a,b,c);
	printf("So nho thu 2 la %d",d);
	return 0;
}