Submission #754062

#	Time	Username	Problem	Language	Result	Execution time	Memory
754062		vjudge1	Foehn Phenomena (JOI17_foehn_phenomena)	C++17	30 / 100	1090 ms	1972 KiB

foehn_phenomena

#include <bits/stdc++.h>

#define ll long long;

using namespace std;

int main(){

    long long n,q,s,t,hasil;
    cin>>n>>q>>s>>t;
    long long a[n], b[n];
    long long l,r,x,naik,turun;

    for(int i=0; i<=n; i++){
        cin>>a[i];
    }

    for(int z=0; z<q; z++){
        cin>>l>>r>>x;

        for(int c=l; c<=r; c++){
            a[c] += x;
        }

        hasil = 0;
        naik = 0;
        turun = 0;
        for(int y=0; y<n; y++){
            if(a[y]>a[y+1]){
                turun += a[y]-a[y+1];
            }
            if(a[y]<a[y+1]){
                naik += a[y+1]-a[y];
            }
        }

        naik = naik * s;
        turun = turun * t;
        hasil = turun-naik;

        cout<<hasil<<endl;
    }


    return 0;
}

Compilation message (stderr)

foehn_phenomena.cpp: In function 'int main()':
foehn_phenomena.cpp:11:21: warning: unused variable 'b' [-Wunused-variable]
   11 |     long long a[n], b[n];
      |                     ^

• Subtask 1: 30 / 30
• Subtask 2: 0 / 10
• Subtask 3: 0 / 60