Codeforces Round #281 (Div. 2) A. Vasya and Football(模拟)

简单题,却犯了两个错误导致WA了多次。

第一是程序容错性不好,没有考虑到输入数据中可能给实际已经罚下场的人再来牌,这种情况在system测试数据里是有的。。。

二是chronologically这个词没注意,其实如果输入是按时间顺序的,就直接在线处理就行了,用不着int team1[110][110],team2[110][110]两个数组。

#include<iostream>
#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<string>
#include<cmath>
#include<map>
#include<set>
#include<vector>
#include<algorithm>
#include<stack>
#include<queue>
#include<cctype>
#include<sstream>
using namespace std;
#define pii pair<int,int>
#define LL long long int
const int eps=1e-8;
const int INF=1000000000;
const int maxn=90+10;
char t1[25],t2[25];
int n,t,m;
int team1[110][110],team2[110][110];
int r1[110],r2[110];
char team,card;
int main()
{
    //freopen("in2.txt","r",stdin);
    //freopen("out.txt","w",stdout);
    scanf("%s%s",t1,t2);
    scanf("%d",&n);
    for(int i=0; i<n; i++)
    {
        scanf("%d",&t);
        getchar();
        scanf("%c",&team);
        getchar();
        scanf("%d",&m);
        getchar();
        scanf("%c",&card);
        getchar();
        if(team=='a')
        {
            if(card=='y')
            {
                r2[m]++;
                if(r2[m]==2)
                    team2[t][m]=2;
            }
            else
            {
                if(r2[m]<2)
                {
                    r2[m]=2;
                    team2[t][m]=2;
                }
            }
        }
        else
        {
            if(card=='y')
            {
                r1[m]++;
                if(r1[m]==2)
                    team1[t][m]=2;
            }
            else
            {
                if(r1[m]<2)
                {
                    r1[m]=2;
                    team1[t][m]=2;
                }
            }
        }
    }
    for(int i=1; i<=90; i++)
    {
        for(int j=1; j<=99; j++)
        {
            if(team1[i][j]==2)
            {
                printf("%s %d %d
",t1,j,i);
                break;
            }
            else if(team2[i][j]==2)
            {
                printf("%s %d %d
",t2,j,i);
                break;
            }
        }
    }
    //fclose(stdin);
    //fclose(stdout);
    return 0;
}
我的渣代码
#include <map>
#include <set>
#include <stack>
#include <cmath>
#include <queue>
#include <vector>
#include <cstdio>
#include <string>
#include <cstring>
#include <cstdlib>
#include <iostream>
#include <algorithm>

using namespace std;

const int max_n = 111, inf = 1111111111;

int n, f[2][max_n];
string a[2];

int main() {
    //freopen("input.txt", "r", stdin);
    //freopen("output.txt", "w", stdout);
    cin >> a[0] >> a[1] >> n;
    while (n--) {
        int t, num, q, c;
        char c1, c2;
        cin >> t >> c1 >> num >> c2;
        if (c1 == 'h') {
            q = 0;
        } else {
            q = 1;
        }
        if (c2 == 'y') {
            c = 1;
        } else {
            c = 2;
        }
        if (f[q][num] < 2) {
            f[q][num] += c;
            if (f[q][num] >= 2) {
                cout << a[q] << " " << num << " " << t << endl;
            }
        }
    }
    return 0;
}
BigBag大神的优美代码
原文地址:https://www.cnblogs.com/zywscq/p/4239975.html