1062 Talent and Virtue

题目要求,输入N,参与排名的人数,L,参与排名的及格分数要求,H,参与排名优秀非分数要求。德与才均不低于H的成为圣人,按总分由高到低排列(will be ranked in non-increasing order according to their total grades.)才低于H,而德不低于者成为君子,德才均低于H,但德不低于才的成为愚人,剩下的称为小人,按照圣人君子愚人小人排列,同一种人按照总分非递增排列。

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#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;
struct node {
int num, de, cai;
};
int cmp(struct node a, struct node b) {
if ((a.de + a.cai) != (b.de + b.cai))
return (a.de + a.cai) > (b.de + b.cai);
else if (a.de != b.de)
return a.de > b.de;
else
return a.num < b.num;
}
// 为什么这里是>而不是>=呢,因为总分相同,按德分,德分同,看序号。所以=的情况会下放到下一个判断语句里去。
int main() {
int n, low, high;
scanf("%d %d %d", &n, &low, &high);
vector<node> v[4];
node temp;
int total = n;
for (int i = 0; i < n; i++) {
scanf("%d %d %d", &temp.num, &temp.de, &temp.cai);
if (temp.de < low || temp.cai < low)
total--;
else if (temp.de >= high && temp.cai >= high)
v[0].push_back(temp);
else if (temp.de >= high && temp.cai < high)
v[1].push_back(temp);
else if (temp.de < high && temp.cai < high && temp.de >= temp.cai)
v[2].push_back(temp);
else
v[3].push_back(temp);
}
printf("%d\n", total);
for (int i = 0; i < 4; i++) {
sort(v[i].begin(), v[i].end(), cmp);
for (int j = 0; j < v[i].size(); j++)
printf("%d %d %d\n", v[i][j].num, v[i][j].de, v[i][j].cai);
}
return 0;
}