Cod sursa(job #1471255)

Utilizator AlexNiuclaeNiculae Alexandru Vlad AlexNiuclae Data 13 august 2015 15:32:35
Problema Marbles Scor 90
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.42 kb
#include <cstdio>
#include <vector>
#include <algorithm>

#define F first
#define S second

#define last_bit(x) (x&(-x))

using namespace std;

const int Nmax = 100010;

int n , m , i;
int dp[64][Nmax];
vector < pair < int , int > > info;

int main()
{
    freopen("marbles.in","r",stdin);
    freopen("marbles.out","w",stdout);

    scanf("%d %d", &n, &m);

    info = vector < pair < int , int > > (n);
    for (i = 0 ; i < n; ++i)
        scanf("%d %d", &info[i].F, &info[i].S),
        info[i].S--;

    sort(info.begin() , info.end());

    for (int cul = 0; cul < 64; ++cul)
        for (i = 1; i <= n; ++i)
            dp[cul][i] = dp[cul][i-1] + (info[i-1].S == cul);

    for ( ; m ; --m)
    {
        int tip , left , right;
        scanf("%d %d %d", &tip, &left, &right);

        if (tip == 0)
        {
            auto ind = lower_bound(info.begin() , info.end() , make_pair(left , 0));
            ind -> F += right;
        }
        else
        {
            left = lower_bound(info.begin() , info.end() , make_pair(left , 0)) - info.begin();
            right = lower_bound(info.begin() , info.end() , make_pair(right , 0)) - info.begin() + 1 * (right <= info.back().F);

            int ans = 0;
            for (int cul = 0; cul < 64; ++cul)
                ans = max(ans , dp[cul][right] - dp[cul][left]);
            printf("%d\n", ans);
        }
    }

    return 0;
}