oj.uz

Submission #401837

# Submission time Handle Problem Language Result Execution time Memory
401837 2021-05-10T21:30:13 Z NintsiChkhaidze Sjeckanje (COCI21_sjeckanje) C++14
0 / 110
 1 ms 332 KB 
#include <bits/stdc++.h>
#define int long long
#define ll long long
using namespace std;
const int N = 30005;
ll a[N];
main (){
    ios_base::sync_with_stdio(0),cin.tie(NULL),cout.tie(NULL);
    int n,m;
    cin>>n>>m;
    
    for (int i=1;i<=n;i++)
        cin>>a[i];
        
    while(m--){
        int l,r,k;
        cin>>l>>r>>k;
        
        for (int i=l;i<=r;i++) 
            a[i] += k;
        
        ll mn = a[1],mx=a[1],ans=0;
        bool asc = 0,d=0;
        
        for (int i=2;i<=n;i++){
            if (a[i] > a[i - 1]){
                if (d) {
                    ans += mx - mn;
                    mn = a[i],mx = a[i];
                }
                else{
                    mn = min(mn,a[i]);
                    mx = max(mx,a[i]);
                }
                asc=1,d=0;
            }
            else if (a[i] < a[i - 1]){
                if (asc){
                    ans += mx - mn;
                    mn = a[i],mx = a[i];
                } 
                else{
                    mn = min(mn,a[i]);
                    mx = max(mx,a[i]);
                }
                asc=0,d=1;
            }
            else d=asc=0,ans += mx - mn,mn = mx = a[i];
          //  cout<<ans<<" "<<asc<< " "<<d<<" "<<i<<endl;
        }
        
        if (asc) ans+= mx-mn;
        if (d) ans+=mx-mn;
        cout<<ans<<"\n";
    }
}

Compilation message

Main.cpp:7:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    7 | main (){
      | ^~~~

Subtask #1
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 332 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 332 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 55.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 332 KB Output isn't correct
2 Halted 0 ms 0 KB -