Submission #2216221


Source Code Expand

#include<iostream>
#include<map>
#include<set>
#include<string>
#include<algorithm>
#include<cmath>
#include<vector>
#include<queue>
#include<stack>
#include<limits>
#include<sstream> 
#include<unordered_map>      

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef int itn;

const int inf = numeric_limits<int>::max() /4;
const ll linf = numeric_limits<ll>::max() /4;
const ull ulinf = numeric_limits<ull>::max()/4;
const double pi = acos(-1);
const int dx[4]={1,0,-1,0};
const int dy[4]={0,1,0,-1};
const int dx8[8]={-1,0,1,-1,1,-1,0,1};
const int dy8[8]={-1,-1,-1,0,0,1,1,1};

#define p_queue(i) priority_queue<i> 
#define rp_queue(i) priority_queue<i, vector<i>, greater<i>> 
#define umap(i,j) unordered_map<i,j>
#define P(p) cout<<(p)<<endl
#define PS(p) cout<<(p)<< " "
#define rep(i,m,n) for(int i = (m); i < (int)(n); i++)
#define mod(i) ((i)%(ll)(1e9 + 7))
#define divm(a,b) (mod(a * modpow((ll)b,(ll)(1e9+5))))
#define rsort(a,b,c) sort(a, b, greater<c>())
#define vsort(v) sort(v.begin(), v.end());
#define rvsort(v) sort(v.end(), v.begin());
#define ft first
#define sd second
#define pb push_back
#define it insert
#define sz(x) ((int)(x).size())
#define lb(a,n,k) (lower_bound(a,a+n,k) - a) 
#define vlb(a,k)  (lower_bound(a.begin(),a.end(),k) - a.begin())
#define ub(a,n,k) (upper_bound(a,a+n,k) - a) 
#define vub(a,k)  (upper_bound(a.begin(),a.end(),k) - a.begin())
#define YES cout<<"YES"<< endl
#define NO cout<<"NO"<<endl
#define Yes cout<<"Yes"<<endl
#define No cout<<"No"<<endl  
#define yes cout<<"yes"<<endl
#define no cout<<"no"<<endl
#define ret return

ll modpow(ll i,ll j){ ll tmp=1; while(j){ if(j%2)tmp=mod(tmp*i);i=mod(i*i);j/=2;}return tmp;}
ll gcd(ll a,ll b){return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b) { return a / gcd(a, b) * b; }

vector<string> split(const string &str, char sep){
    vector<string> v;
    stringstream ss(str);
    string buffer;
    while( getline(ss, buffer, sep) ) {
        v.push_back(buffer);
    }
    return v;
}

//ll ncr[100][100];
//ll nCr(int n, int r){if(n==r) ret ncr[n][r] = 1; if(r==0) ret ncr[n][r] = 1; if(r==1) ret ncr[n][r] = n;if(ncr[n][r]) ret ncr[n][r]; ret ncr[n][r] = nCr(n-1,r) + nCr(n-1,r-1);}

//ll npr[100][100]={};
//ll nPr(int n,int r){if(npr[n][r])ret npr[n][r];if(r==0)ret npr[n][r] = 1;if(r==1)ret npr[n][r] = n;ret npr[n][r] = n * nPr(n-1,r-1);}

//ll nHr(int n,int r){ret nCr(n+r-1,r);}

///////////////////////////////////////////////////////////////////////////

ll n,a[200005] = {};

int main(){
    cin >> n;
    rep(i,1,n+1){
        cin >> a[i];
    }

   
    ll ans = 0;
	rep(i,1,n+1){
	    int l = i,r = i;

        while(a[i] < a[l-1]){
            l--;
        }
	    
	    while(a[i] < a[r+1]){
            r++;
	    }
     //   cout << l << " " << r << " ";
	    ans += a[i]*((i-l+1)*(r-i+1));
	 //   P(ans);
	}
	P(ans);

	return  0;
}

Submission Info

Submission Time
Task B - Minimum Sum
User hirata0517masato
Language C++14 (GCC 5.4.1)
Score 0
Code Size 2980 Byte
Status WA
Exec Time 2103 ms
Memory 1792 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 400
Status
AC × 3
AC × 7
WA × 3
TLE × 3
Set Name Test Cases
Sample example0, example1, example2
All corner0, corner1, corner2, corner3, example0, example1, example2, maxrand0, maxrand1, maxrand2, rand0, rand1, rand2
Case Name Status Exec Time Memory
corner0 TLE 2103 ms 1792 KB
corner1 TLE 2103 ms 1792 KB
corner2 AC 1 ms 256 KB
corner3 TLE 2103 ms 1792 KB
example0 AC 1 ms 256 KB
example1 AC 1 ms 256 KB
example2 AC 1 ms 256 KB
maxrand0 WA 63 ms 1792 KB
maxrand1 WA 64 ms 1792 KB
maxrand2 WA 63 ms 1792 KB
rand0 AC 1 ms 256 KB
rand1 AC 1 ms 256 KB
rand2 AC 1 ms 256 KB