제출 #492341

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
492341	2021-12-06 19:26:48	aris12345678	학생 (COCI14_studentsko)	C++14	100 / 100	44 ms	408 KiB

studentsko

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#include <bits/stdc++.h>
using namespace std;
typedef pair<int, int> pii;
#define X first
#define Y second
const int mxN = 5005;
pii v[mxN];
int main() {
    int n, k;
    scanf("%d %d", &n, &k);
    for(int i = 0; i < n; i++) {
        scanf("%d", &v[i].X);
        v[i].Y = i;
    }
    sort(v, v+n);
    vector<int> pos(n);
    for(int i = 0; i < n; i++)
        pos[v[i].Y] = i/k;
    vector<int> dp(n, 1);
    int ans = 1;
    for(int i = 0; i < n; i++) {
        for(int j = i-1; j >= 0; j--) {
            if(pos[i] >= pos[j])
                dp[i] = max(dp[i], 1+dp[j]);
        }
        ans = max(ans, dp[i]);
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

studentsko.cpp: In function 'int main()':
studentsko.cpp:13:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |     scanf("%d %d", &n, &k);
      |     ~~~~~^~~~~~~~~~~~~~~~~
studentsko.cpp:15:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |         scanf("%d", &v[i].X);
      |         ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
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