PAT basic 1014

#include<iostream>#include<algorithm>#include<cstdio>#include<vector>using namespace std;struct node{    int num;    int de;    int 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;}int main(){    int n, low, high;    scanf("%d %d %d", &n, &low, &high);    vector<node> a, b, c, d;    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--;            continue;        }        if(temp.de >= high && temp.cai >= high)        {            a.push_back(temp);        }        else if(temp.de >= high && temp.cai < high)        {            b.push_back(temp);        }        else if(temp.de < high && temp.cai < high && temp.de >= temp.cai)        {            c.push_back(temp);        }        else        {            d.push_back(temp);        }    }    sort(a.begin(), a.end(), cmp);    sort(b.begin(), b.end(), cmp);    sort(c.begin(), c.end(), cmp);    sort(d.begin(), d.end(), cmp);    printf("%d\n",total);    for(int i = 0; i < a.size(); i++)        printf("%d %d %d\n", a[i].num, a[i].de, a[i].cai);    for(int i = 0; i < b.size(); i++)        printf("%d %d %d\n", b[i].num, b[i].de, b[i].cai);    for(int i = 0; i < c.size(); i++)        printf("%d %d %d\n", c[i].num, c[i].de, c[i].cai);    for(int i = 0; i < d.size(); i++)        printf("%d %d %d\n", d[i].num, d[i].de, d[i].cai);    return 0;}