Submission #491760

#	Time	Username	Problem	Language	Result	Execution time	Memory
491760		White	Money (IZhO17_money)	C++14	0 / 100	0 ms	332 KiB

money

#pragma optimize ("Ofast")
#include<bits/stdc++.h>
#define endl "\n"
using namespace std;

int a[1000001],b[1000001];
bool bqh[1000001];

int main(){

    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    int n,br=0,now;
    cin>>n;
    for(int i=1;i<=n;i++)cin>>a[i];

    bool yes;
    for(int i=1;i<n;i++){
        if(a[i]!=i){
            yes=false;
            now=i;
            for(int j=i+1;j<=n;j++){
                if(a[j]==i)yes=true;
                if(yes==true){
                    if(a[j]==i){
                        b[now]=i;
                        bqh[j]=true;
                        now++;
                    }else{
                        while(j<=n && a[j]>a[j-1]){
                            b[now]=a[j];
                            bqh[j]=true;
                            now++;
                            j++;
                        }
                        yes=false;
                    }
                }
            }
        //cout<<"OOOOOO"<<now<<endl;
            for(int j=i;j<=n;j++){
                if(bqh[j]==false){
                    b[now]=a[j];
                    now++;
                }
            }
            br++;
            //cout<<i<<"dwa"<<br<<endl;
            //cout<<b[1]<<b[2]<<endl;
            for(int j=i;j<=n;j++){
                a[j]=b[j];
                bqh[j]=false;
            }
        }
    }
    br++;
    cout<<br<<endl;

    return 0;
}

Compilation message (stderr)

money.cpp:1: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    1 | #pragma optimize ("Ofast")
      |

• Subtask 1: 0 / 9
• Subtask 2: 0 / 16
• Subtask 3: 0 / 20
• Subtask 4: 0 / 55