#23-1 OJ 1158 比成绩

题目描述

输入

输出

样例输入

样例输出

源代码

①

#include <stdio.h>
#include <string.h>

int main()
{
	int n,i,j;
			int score[1020] = { 101 };
	int classsss[1020] = { 3 };
	while(~scanf("%d",&n))
	{

	for (i = 0; i < n; i++)
	{
		scanf("%d%d", &score[i],&classsss[i]);
	}
	int c = 0;
	int js1(int score[], int classsss[], int c,int n);
	int aver1=js1(score, classsss, c,n);
	int js2(int score[], int classsss[], int c, int n);
	int aver2 = js2(score, classsss, c, n);
	printf("%d %d\r\n",aver1,aver2);
	}
	
	
	return 0;
}
int js1(int score[], int classsss[], int c,int n)
{
	int i, j;
	int sum = 0;
		for (i = 0; i < n; i++)
		{
			if (classsss[i] == 1)
			{
				sum += score[i];
				c++;
			}
		}
		int aver = sum / c;
		return aver;
}
int js2(int score[], int classsss[], int c, int n)
{
	int i, j;
	int sum = 0;
	for (i = 0; i < n; i++)
	{
		if (classsss[i] == 2)
		{
			sum += score[i];
			c++;
		}
	}
	int aver = sum / c;
	return aver;
}

②

#include<stdio.h>
int main()
{
	int n,m,s;
	while(~scanf("%d",&n))
	{
		int i,j=0,t=0,x=0,y=0;
		for(i=0;i<n;i++)
		{
			scanf("%d%d",&m,&s);
			if(s==1)
			{
				x=x+m;
				j++;
			}
			else if(s==2)
			{
				y=y+m; 
				t++;
			}
		}
		x=x/j;
	    y=y/t;
	    printf("%d %d\r\n",x,y);
	}
	return 0;	
}

关于这题