제출 #1150361

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1150361	2025-02-14 14:24:53	knhatdev	Linear Garden (IOI08_linear_garden)	C++20	0 / 100	111 ms	111076 KiB

linear_garden

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#include <bits/stdc++.h>
#define ii pair<int,int>
#define fi first
#define se second
#define int long long
#define task ""
using namespace std;
const int maxn = 1e6 + 5;
const int max_diff = 3;
int dp[maxn][2][2 * max_diff + 1];
int n, m, ans;
string S;
main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    if(fopen(task ".inp", "r")){
        freopen(task ".inp", "r", stdin);
        freopen(task ".out", "w", stdout);
    }
    cin >> n >> m >> S;
    dp[1][0][1 + max_diff] = 1; 
    dp[1][1][-1 + max_diff] = 1; 
    for (int i = 2; i <= n; ++i) {
        for (int j = 0; j < 2; ++j) {
            for (int diff_prev = -max_diff; diff_prev <= max_diff; ++diff_prev) {
                if (dp[i-1][j][diff_prev + max_diff] == 0) continue;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

linear_garden.cpp:16:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   16 | main() {
      | ^~~~
linear_garden.cpp: In function 'int main()':
linear_garden.cpp:19:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |         freopen(task ".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
linear_garden.cpp:20:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |         freopen(task ".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

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