Cod sursa(job #1851164)

Utilizator StarGold2Emanuel Nrx StarGold2 Data 19 ianuarie 2017 14:02:15
Problema Progresii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 3.55 kb
#include <bits/stdc++.h>
using namespace std;

class InParser {
private:
    FILE *fin;
    char *buff;
    int sp;

    char read_ch() {
        ++sp;
        if (sp == 4096) {
            sp = 0;
            fread(buff, 1, 4096, fin);
        }
        return buff[sp];
    }

public:
    InParser(const char* nume) {
        fin = fopen(nume, "r");
        buff = new char[4096]();
        sp = 4095;
    }

    InParser& operator >> (int &n) {
        char c;
        while (!isdigit(c = read_ch()) && c != '-');
        int sgn = 1;
        if (c == '-') {
            n = 0;
            sgn = -1;
        } else {
            n = c - '0';
        }
        while (isdigit(c = read_ch())) {
            n = 10 * n + c - '0';
        }
        n *= sgn;
        return *this;
    }

    InParser& operator >> (long long &n) {
        char c;
        n = 0;
        while (!isdigit(c = read_ch()) && c != '-');
        long long sgn = 1;
        if (c == '-') {
            n = 0;
            sgn = -1;
        } else {
            n = c - '0';
        }
        while (isdigit(c = read_ch())) {
            n = 10 * n + c - '0';
        }
        n *= sgn;
        return *this;
    }
} in( "progresii.in" );

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;
    }
} out( "progresii.out" );

const int DIM = 1e5 + 5;

int p[DIM];

inline long long cst( long long l, int p, int m ) {
    return ( l - p ) / m + 1;
}

int main( void ) {
    ios::sync_with_stdio( false );

    long long k, l; int n, m;
    in >> n >> m >> k >> l;

    long long nr = 0;
    for( int i = 1; i <= n; i ++ ) {
        in >> p[i];
        nr += cst( l, p[i], m );
    }

    if( nr > k )
        out << "-1";
    else {
        for( int i = 1; i <= n; i ++ ) {
            int st = 1, fi = m;

            if( nr - cst( l, p[i], m ) + cst( l, p[i], m - 1 ) <= k ) {
                while( st <= fi ) {
                    int md = st + ( fi - st ) / 2;

                    if( nr - cst( l, p[i], m ) + cst( l, p[i], md ) <= k )
                        fi = md - 1;
                    else
                        st = md + 1;
                }
            }
            else
                st = l - p[i] + 1;

            out << st << "\n";
            nr += cst( l, p[i], st ) - cst( l, p[i], m );
        }
    }

    return 0;
}