CODE FESTIVAL 2016 qual C

Submission #1753631

Source codeソースコード

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

#define DEBUG(x) cout<<#x<<": "<<x<<endl;
#define DEBUG_VEC(v) cout<<#v<<":";for(int i=0;i<v.size();i++) cout<<" "<<v[i]; cout<<endl

typedef long long ll;
#define vi vector<int>
#define vl vector<ll>
#define vii vector< vector<int> >
#define vll vector< vector<ll> >
#define vs vector<string>
#define pii pair<int,int>
#define pis pair<int,string>
#define psi pair<string,int>
#define pll pair<ll,ll>
const int inf = 1000000001;
const ll INF = 1e18 * 4;
#define MOD 1000000007
#define mod 1000000009
#define pi 3.14159265358979323846
#define Sp(p) cout<<setprecision(15)<<fixed<<p<<endl;
int dx[4] = { 1,0,-1,0 }, dy[4] = { 0,1,0,-1 };
int dx2[8] = { 1,1,0,-1,-1,-1,0,1 }, dy2[8] = { 0,1,1,1,0,-1,-1,-1 };

int main() {
  int n, i, j;
  cin >> n;
  vl a(n), t(n);
  for (i = 0; i < n; i++) {
    cin >> t[i];
  }
  for (i = 0; i < n; i++) {
    cin >> a[i];
  }
  vector<pll> a2(n), t2(n);
  ll M = -1;
  for (i = 0; i < n; i++) {
    if (t[i] > M) {
      M = t[i];
      t2[i] = pll(M, M);
    } else {
      t2[i] = pll(1, M);
    }
  }
  M = -1;
  for (i = n-1; i >= 0; i--) {
    if (a[i] > M) {
      M = a[i];
      a2[i] = pll(M, M);
    } else {
      a2[i] = pll(1, M);
    }
  }
  ll ans = 1;
  for (i = 0; i < n; i++) {
    if (a2[i].second < t2[i].first || t2[i].second < a2[i].first) {
      ans *= 0;
    }
    else {
      ans = ans * (min(a2[i].second, t2[i].second) - max(a2[i].first, t2[i].first) + 1) % MOD;
    }
  }
  cout << ans << endl;
}

Submission

Task問題 C - 二人のアルピニスト / Two Alpinists
User nameユーザ名 fuppy
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 AC
Score得点 400
Source lengthソースコード長 1576 Byte
File nameファイル名
Exec time実行時間 87 ms
Memory usageメモリ使用量 4992 KB

Test case

Set

Set name Score得点 / Max score Cases
Sample - 0_000.txt,0_001.txt,0_002.txt,0_003.txt
All 400 / 400 0_000.txt,0_001.txt,0_002.txt,0_003.txt,1_004.txt,1_005.txt,1_006.txt,1_007.txt,1_008.txt,1_009.txt,1_010.txt,1_011.txt,1_012.txt,1_013.txt,1_014.txt,1_015.txt,1_016.txt,1_017.txt,1_018.txt,1_019.txt,1_020.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
0_000.txt AC 1 ms 256 KB
0_001.txt AC 1 ms 256 KB
0_002.txt AC 1 ms 256 KB
0_003.txt AC 1 ms 256 KB
1_004.txt AC 1 ms 256 KB
1_005.txt AC 1 ms 256 KB
1_006.txt AC 1 ms 256 KB
1_007.txt AC 1 ms 256 KB
1_008.txt AC 87 ms 4992 KB
1_009.txt AC 72 ms 4992 KB
1_010.txt AC 77 ms 4992 KB
1_011.txt AC 81 ms 4992 KB
1_012.txt AC 79 ms 4992 KB
1_013.txt AC 81 ms 4992 KB
1_014.txt AC 81 ms 4992 KB
1_015.txt AC 82 ms 4992 KB
1_016.txt AC 79 ms 4992 KB
1_017.txt AC 75 ms 4992 KB
1_018.txt AC 73 ms 4992 KB
1_019.txt AC 64 ms 4992 KB
1_020.txt AC 66 ms 4992 KB