Cod sursa(job #3196587)

Utilizator The_SupremacySus Impostor The_Supremacy Data 24 ianuarie 2024 12:15:20
Problema Curcubeu Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 2.62 kb
#pragma GCC optimize("O3,unroll-loops")
#include <bits/stdc++.h>

using namespace std;
class OutParser {
private:
    FILE *fout;
    char *buff;
    int sp;

    void write_ch(char ch) {
        if (sp == 50000) {
            fwrite(buff, 1, 50000, fout);
            sp = 0;
            buff[sp++] = ch;
        } else {
            buff[sp++] = ch;
        }
    }


public:
    OutParser(const char* name) {
        fout = fopen(name, "w");
        buff = new char[50000]();
        sp = 0;
    }
    ~OutParser() {
        fwrite(buff, 1, sp, fout);
        fclose(fout);
    }

    OutParser& operator << (int vu32) {
        if (vu32 <= 9) {
            write_ch(vu32 + '0');
        } else {
            (*this) << (vu32 / 10);
            write_ch(vu32 % 10 + '0');
        }
        return *this;
    }

    OutParser& operator << (long long vu64) {
        if (vu64 <= 9) {
            write_ch(vu64 + '0');
        } else {
            (*this) << (vu64 / 10);
            write_ch(vu64 % 10 + '0');
        }
        return *this;
    }

    OutParser& operator << (char ch) {
        write_ch(ch);
        return *this;
    }
    OutParser& operator << (const char *ch) {
        while (*ch) {
            write_ch(*ch);
            ++ch;
        }
        return *this;
    }
};
const int NMAX = 1e6;
struct numere{
    int a,b,c;
}v[NMAX+5];
int sar[NMAX+5],dsu[NMAX+5],h[NMAX+5],culoare[NMAX+5];
int find1(int x){
    if(x==dsu[x]){return x;}
    return find1(dsu[x]);
}
void union1(int x,int y){
    if(h[x]>h[y]){
        dsu[y]=x;sar[x]=max(sar[x],sar[y]);
    }
    else if(h[y]>h[x]){
        dsu[x]=y;sar[y]=max(sar[y],sar[x]);
    }
    else{
        dsu[y]=x;h[x]++;sar[x]=max(sar[x],sar[y]);
    }
}
int main()
{
    ifstream fin("curcubeu.in");
    OutParser fout("curcubeu.out");
    int n;fin>>n>>v[1].a>>v[1].b>>v[1].c;
    for(int i=2;i<n;i++){
        v[i].a=(1LL*v[i-1].a*i)%n;
        v[i].b=(1LL*v[i-1].b*i)%n;
        v[i].c=(1LL*v[i-1].c*i)%n;
    }
    for(int i=1;i<n;i++){
        dsu[i]=i;h[i]=1;sar[i]=i+1;
    }
    for(int i=n-1;i>=1;i--){
        int st=min(v[i].a,v[i].b),dr=max(v[i].a,v[i].b);
        int poz=st;
        while(poz<=dr){
            if(culoare[poz]==0){culoare[poz]=v[i].c;}
            int nr1=find1(st),nr2=find1(poz);
            int poz1=sar[nr2];
            if(nr1!=nr2){
                union1(nr1,nr2);
            }
            poz=poz1;
        }
        int nr1=find1(st);
        sar[nr1]=max(sar[nr1],dr+1);
    }
    for(int i=1;i<n;i++){
        fout<<culoare[i]<<'\n';
    }
    return 0;
}