Submission #232157

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
232157	2020-05-16 09:56:51	TempoTemp	Ili (COI17_ili)	C++14	100 / 100	2289 ms	888 KiB

ili

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// I don't know ..
#include<bits/stdc++.h>
using namespace std;
const int N = 20004;
int n, m, A[N], B[N], R[N], F[N];
string S, T;
inline bool Check()
{
    for (int i = 1; i <= m; i ++)
        F[i] = R[i];
    for (int i = 1; i <= n; i ++)
        F[i + m] = -1;
    for (int i = m; i; i --)
        if (F[i] == 0)
        {
            if (F[A[i]] == 1 || F[B[i]] == 1)
                return 0;
            F[A[i]] = F[B[i]] = 0;
        }
    for (int i = 1; i <= m; i ++)
        if (F[A[i]] == 0 && F[B[i]] == 0)
        {
            if (F[i] == 1)
                return 0;
            F[i] = 0;
        }
    for (int i = 1; i <= m; i ++)
        if (F[A[i]] == 1 || F[B[i]] == 1)
        {
            if (F[i] == 0)
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 42 / 42
• Subtask 3: 51 / 51