제출 #1303180

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1303180		trandangquang	Journey (NOI18_journey)	C++20	100 / 100	41 ms	15860 KiB

journey

#include<bits/stdc++.h>
using namespace std;

#define foru(i,a,b) for(int i=(a); i<=(b); ++i)
#define ford(i,a,b) for(int i=(a); i>=(b); --i)
#define rep(i,a) for(int i=0; i<(a); ++i)
#define sz(a) (int)(a).size()
#define all(a) (a).begin(),(a).end()
#define bit(s,i) (((s)>>(i))&1)
#define ii pair<int,int>
#define vi vector<int>
#define vii vector<ii>
#define fi first
#define se second
#define ll long long
#define eb emplace_back
#define pb push_back
#define __builtin_popcount __builtin_popcountll
#define _ << " " <<

template <class X, class Y> bool maxi(X &x, Y y){return x<y?x=y,true:false;}
template <class X, class Y> bool mini(X &x, Y y){return x>y?x=y,true:false;}

const int INF=500000001;

int n,m,h,dp[10001][400];
int nc,k;

void solve(){
    cin>>n>>m>>h;

    dp[0][0]=1;
    foru(i,0,n-2){
        rep(j,h){
            cin>>nc>>k;
            if(nc>i){
                int cur=0;
                foru(ni,0,m-1-k){
                    cur+=dp[i][ni];
                    if(cur>=INF) cur=INF;

                    dp[nc][ni+k]+=cur;
                    if(dp[nc][ni+k]>=INF) dp[nc][ni+k]=INF;
                }
            }
        }
    }

    foru(i,0,m-1){
        cout<<dp[n-1][i]<<" ";
    }
    cout<<'\n';
}

int32_t main(){
    #define task "test"
    if(fopen(task".inp", "r")){
        freopen(task".inp", "r", stdin);
        freopen(task".out", "w", stdout);
    }
    cin.tie(0)->sync_with_stdio(0);

    int tc=1; //cin>>tc;
    foru(i,1,tc){
        solve();
    }
}

컴파일 시 표준 에러 (stderr) 메시지

journey.cpp: In function 'int32_t main()':
journey.cpp:58:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   58 |         freopen(task".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
journey.cpp:59:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   59 |         freopen(task".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 23 / 23
• Subtask 3: 26 / 26
• Subtask 4: 31 / 31