제출 #205652

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
205652	2020-02-29 11:27:52	Kastanda	Rope (JOI17_rope)	C++11	45 / 100	2571 ms	16504 KiB

rope

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// In The Name Of The Queen
#include<bits/stdc++.h>
using namespace std;
const int N = 1000006;
int n, m, Mxc, A[N], C[N], dp[N][2][2];
inline void smin(int &a, int b) {a = min(a, b);}
int main()
{
    scanf("%d%d", &n, &m);
    for (int i = 1; i <= n; i ++)
        scanf("%d", &A[i]), C[A[i]] ++;
    for (int i = 1; i <= m; i ++)
        if (C[i] > C[Mxc])
            Mxc = i;
    for (int c = 1; c <= m; c ++)
    {
        int Mn = n - C[c];
        for (int d = 1; d <= m; d ++)
            if (d != c)
            {
                int cls[2] = {c, d}, cnt[2] = {0, 0};
                memset(dp, 63, sizeof(dp));
                for (int i = 1; i <= n; i ++)
                {
                    cnt[0] += (A[i] != cls[0]);
                    cnt[1] += (A[i] != cls[1]);
                    dp[i][0][0] = dp[i][0][1] = cnt[0];
                    dp[i][1][0] = dp[i][1][1] = cnt[1];
                }
                for (int i = 1; i < n; i ++)
 
 
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컴파일 시 표준 에러 (stderr) 메시지

rope.cpp: In function 'int main()':
rope.cpp:9:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &n, &m);
     ~~~~~^~~~~~~~~~~~~~~~
rope.cpp:11:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &A[i]), C[A[i]] ++;
         ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 30 / 30
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