oj.uz

Submission #523322

# Submission time Handle Problem Language Result Execution time Memory
523322 2022-02-07T12:55:25 Z lucri Snowball (JOI21_ho_t2) C++17
33 / 100
 208 ms 6904 KB 
#include <iostream>
#include <cmath>
#define ll long long
#define int ll
using namespace std;
int n,q,x[200010],ans[200010],mp[200010],w,cnt,dmin,dmax;
int cb(int b,int e,int val)
{
    while(b<=e)
    {
        int m=(b+e)/2;
        if(abs(mp[m-1])+abs(mp[m])<val)
            b=m+1;
        else
            e=m-1;
    }
    return b;
}
main()
{
    cin>>n>>q;
    for(int i=1;i<=n;++i)
    {
        cin>>x[i];
    }
    int dp=0;
    for(int i=1;i<=q;++i)
    {
        cin>>w;
        dp+=w;
        if(dp<0)
        {
            if(mp[cnt]<0)
            {
                if(dp<mp[cnt])
                    mp[cnt]=dp;
            }
            else
            {
                if(dp<dmin)
                {
                    mp[++cnt]=dp;
                    dmin=dp;
                }
            }
        }
        else if(dp>0)
        {
            if(mp[cnt]>0)
            {
                if(dp>mp[cnt])
                    mp[cnt]=dp;
            }
            else
            {
                if(dp>dmax)
                {
                    mp[++cnt]=dp;
                    dmax=dp;
                }
            }
        }
    }
    if(mp[cnt]<0)
    {
        ans[1]-=mp[cnt];
        ans[n]+=mp[cnt-1];
    }
    else
    {
        ans[1]-=mp[cnt-1];
        ans[n]+=mp[cnt];
    }
    for(int i=1;i<n;++i)
    {
        int b=cb(1,cnt,x[i+1]-x[i]);
        if(b>cnt)
        {
            if(mp[cnt]<0)
            {
                ans[i+1]-=mp[cnt];
                ans[i]+=mp[cnt-1];
            }
            else
            {
                ans[i+1]-=mp[cnt-1];
                ans[i]+=mp[cnt];
            }
        }
        else
        {
            if(mp[b]<0)
            {
                ans[i]+=mp[b-1];
                ans[i+1]+=x[i+1]-x[i]-mp[b-1];
            }
            else
            {
                ans[i+1]-=mp[b-1];
                ans[i]+=x[i+1]-x[i]+mp[b-1];
            }
        }
    }
    for(int i=1;i<=n;++i)
    {
        cout<<ans[i]<<'\n';
    }
    return 0;
}

Compilation message

Main.cpp:19:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   19 | main()
      | ^~~~

Subtask #1
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 332 KB Output is correct
2 Correct 2 ms 312 KB Output is correct
3 Correct 2 ms 332 KB Output is correct
4 Correct 3 ms 332 KB Output is correct
5 Correct 3 ms 308 KB Output is correct
6 Correct 3 ms 348 KB Output is correct
7 Correct 2 ms 332 KB Output is correct
8 Correct 3 ms 332 KB Output is correct
9 Correct 2 ms 316 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 304 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 3 ms 332 KB Output is correct
16 Correct 3 ms 332 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 2 ms 332 KB Output is correct

Subtask #2
0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 332 KB Output is correct
2 Correct 2 ms 312 KB Output is correct
3 Correct 2 ms 332 KB Output is correct
4 Correct 3 ms 332 KB Output is correct
5 Correct 3 ms 308 KB Output is correct
6 Correct 3 ms 348 KB Output is correct
7 Correct 2 ms 332 KB Output is correct
8 Correct 3 ms 332 KB Output is correct
9 Correct 2 ms 316 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 304 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 3 ms 332 KB Output is correct
16 Correct 3 ms 332 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 2 ms 332 KB Output is correct
20 Correct 103 ms 2136 KB Output is correct
21 Correct 77 ms 2108 KB Output is correct
22 Correct 70 ms 2188 KB Output is correct
23 Correct 76 ms 2192 KB Output is correct
24 Correct 89 ms 2672 KB Output is correct
25 Correct 200 ms 6852 KB Output is correct
26 Correct 206 ms 6904 KB Output is correct
27 Correct 208 ms 6620 KB Output is correct
28 Correct 194 ms 6596 KB Output is correct
29 Correct 197 ms 6148 KB Output is correct
30 Correct 170 ms 5328 KB Output is correct
31 Correct 136 ms 4900 KB Output is correct
32 Correct 143 ms 4916 KB Output is correct
33 Incorrect 23 ms 1172 KB Output isn't correct
34 Halted 0 ms 0 KB -