Submission #307791

#	Time	Username	Problem	Language	Result	Execution time	Memory
307791		juggernaut	Gondola (IOI14_gondola)	C++14	25 / 100	17 ms	640 KiB

gondola

#include"gondola.h"
#include<bits/stdc++.h>
//#include"grader.cpp"
using namespace std;
int valid(int n,int a[]){
    int i=0,need;
    while(i<n&&a[i]>n)i++;
    need=a[i];
    while(i<n){
        if(a[i]<=n&&a[i]!=need)return 0;
        if(need==n)need=1;
        else need++;
        i++;
    }
    sort(a,a+n);
    for(i=1;i<n;i++)if(a[i]==a[i-1])return 0;
    return 1;
}
int pos[250005];
int replacement(int n,int a[],int res[]){
    vector<pair<int,int>>b;
    int i=0,ind=n,need=1,len=0,mx=0;
    while(i<n&&a[i]>n)i++;
    if(i!=n)need=a[i]-i;
    if(need<1)need+=n;
    for(i=0;i<n;i++,need=need%n+1)b.push_back({a[i],need}),mx=max(mx,a[i]);
    sort(b.begin(),b.end());
    i=0;
    while(i+1<n){
        if(b[i].first<=n){
            i++;
            continue;
        }
        res[len++]=b[i].second;
        b[i].first=++ind;
        while(b[i].first+1<b[i+1].first){
            res[len++]=b[i].first;
            b[i].first=++ind;
        }
        i++;
    }
    if(mx>n)res[len++]=b[i].second;
    return len;
}
int countReplacement(int n,int inputSeq[]){
    return -3;
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 10 / 10
• Subtask 4: 5 / 5
• Subtask 5: 0 / 10
• Subtask 6: 0 / 20
• Subtask 7: 0 / 5
• Subtask 8: 0 / 15
• Subtask 9: 0 / 15
• Subtask 10: 0 / 10