Submission #961476

#	Time	Username	Problem	Language	Result	Execution time	Memory
961476		vjudge1	Journey (NOI18_journey)	C++17	100 / 100	63 ms	51300 KiB

journey

#include <bits/stdc++.h>
 
#pragma optimize("Ofast")
#pragma target("avx2")
 
using namespace std;
 
#define ll long long
#define ld long double
#define pb push_back
#define pf push_front
#define pii pair<int,int>
#define all(v) v.begin(),v.end()
#define F first
#define S second
#define mem(a,i) memset(a,i,sizeof(a))
#define sz(s) (int)s.size()
#define y1 yy
#define ppb pop_back
#define lb lower_bound
#define ub upper_bound
#define gcd(a,b) __gcd(a,b)
#define in insert
#define int ll
 
const int MAX=1e4+5;
const int B=90;
const int N=105;
const int block=400;
const int maxB=MAX/B+10;
const ll inf=2e18;  
const int mod=998244353;
const int mod1=1e9+9;
const ld eps=1e-9;
 
int dx[8]={1,0,-1,0,1,-1,-1,1};
int dy[8]={0,1,0,-1,1,-1,1,-1};
 
int binpow(int a,int n){
  if(!n)return 1;
  if(n%2==1)return a*binpow(a,n-1)%mod;
  int k=binpow(a,n/2);
  return k*k%mod;
}

int dp[MAX][410];
int n,m,h;
int a[MAX][110];
int b[MAX][110];

void solve(){
  cin>>n>>m>>h;
  for(int i=1;i<n;i++){
    for(int j=1;j<=h;j++){
      cin>>a[i][j]>>b[i][j];
      a[i][j]++;
    }
  }
  dp[1][0]=1;
  for(int i=1;i<n;i++){
    for(int j=0;j<m;j++){
      if(j)dp[i][j]+=dp[i][j-1];
      dp[i][j]=min(dp[i][j],500000001ll);
      for(int k=1;k<=h;k++){
        if(a[i][k]<=i||j+b[i][k]>=m)continue;
        dp[a[i][k]][j+b[i][k]]+=dp[i][j];
        dp[a[i][k]][j+b[i][k]]=min(dp[a[i][k]][j+b[i][k]],500000001ll);
      }
    }
  }
  for(int i=0;i<m;i++){
    cout<<dp[n][i]<<" ";
  }
}

signed main(){
  //  freopen("help.in","r",stdin);
  //  freopen("help.out","w",stdout);
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  // prec();
  int t=1;
  // cin>>t;
  while(t--)solve();
}

Compilation message (stderr)

journey.cpp:3: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    3 | #pragma optimize("Ofast")
      | 
journey.cpp:4: warning: ignoring '#pragma target ' [-Wunknown-pragmas]
    4 | #pragma target("avx2")
      |

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