Cod sursa(job #3366501)

Utilizator DudicaDuda Denis Andrei Dudica Data 2 octombrie 2026 09:51:21
Problema Datorii Scor 0
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.88 kb
#include <bits/stdc++.h>

using namespace std;

ifstream f("datorii.in");
ofstream g("datorii.out");

int k;
int h;
int i,s=0,n,aib[100001],j;
int v[100001],t,x,y,q;

int ub(int x)
{
    return (x & (-x));
}
void add(int x,int val)
{
    int i;
    for(i=x; i<=n; i+=ub(i))
    {
        aib[i]+=val;
    }
}
int sum(int x)
{
    int s=0;
    for(i=x; i>=1; i-=ub(i))
    {
        s+=aib[i];
    }
    return s;
}
int main()
{
    f>>n>>q;
    for(h=1; h<=n; h++)
    {
        f>>v[h];
        add(h,v[h]);
    }
    for(j=1; j<=q; j++)
    {
        f>>t>>x>>y;
        if(t==0)
        {
            add(x,-y);
            for(k=1; k<=n; k++)
            {
                cout<<aib[k]<<" ";
            }
            cout<<endl;
        }
        else
        {
            g<<sum(y)-sum(x-1)<<endl;
        }
    }
    return 0;
}