oj.uz

Submission #548333

# Submission time Handle Problem Language Result Execution time Memory
548333 2022-04-13T04:20:59 Z ToroTN Swapping Cities (APIO20_swap) C++14
6 / 100
 147 ms 17316 KB 
#include<bits/stdc++.h>
using namespace std;
#include "swap.h"
#define X first
#define Y second
#define pb push_back

#include <vector>
int n,m,dg[100005],u_i,v_i,w_i,x,y,type=-1,flag=-1;
int node,w,deter=2;
vector<pair<int,int> > g[100005],subtask2;
vector<pair<int,pair<int,int> > > v;

void init(int N, int M,
          std::vector<int> U, std::vector<int> V, std::vector<int> W)
{
    n=N;
    m=M;
    for(int i=0;i<m;i++)
    {
        u_i=U[i]+1;
        v_i=V[i]+1;
        w_i=W[i];
        g[u_i].pb({v_i,w_i});
        g[v_i].pb({u_i,w_i});
        ++dg[u_i];
        ++dg[v_i];
        v.push_back({w_i,{u_i,v_i}});
        if(u_i!=1)flag=0;
    }
    sort(v.begin(),v.end());
    for(int i=1;i<=n;i++)
    {
        if(dg[i]>2)
        {
            type=0;
        }
    }
    if(type==-1)
    {
        deter=0;
        for(int i=1;i<=n;i++)if(dg[i]!=2)deter=-1;
    }
    if(m==n-1&&flag==-1)
    {
        for(int i=2;i<=n;i++)
        {
            node=i;
            w=g[i][0].Y;
            subtask2.pb({w,node});
        }
        sort(subtask2.begin(),subtask2.end());
    }
}

int getMinimumFuelCapacity(int X, int Y)
{
    x=X+1;
    y=Y+1;
    if(type==-1)
    {
        if(deter==0)return v[v.size()-1].X;
        return -1;
    }
    if(m==n-1&&flag==-1)
    {
        if(x==1||y==1)return -1;
        if(n<=3)return -1;
        if(x==subtask2[0].Y&&y==subtask2[1].Y||x==subtask2[1].Y&&y==subtask2[0].Y)
        {
            return subtask2[2].X;
        }
        return max(g[x][0].Y,g[y][0].Y);
    }
}

Compilation message

swap.cpp: In function 'int getMinimumFuelCapacity(int, int)':
swap.cpp:69:28: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   69 |         if(x==subtask2[0].Y&&y==subtask2[1].Y||x==subtask2[1].Y&&y==subtask2[0].Y)
      |                            ^
swap.cpp:75:1: warning: control reaches end of non-void function [-Wreturn-type]
   75 | }
      | ^

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 51 ms 8660 KB Output is correct
10 Correct 53 ms 9476 KB Output is correct
11 Correct 51 ms 9456 KB Output is correct
12 Correct 57 ms 9652 KB Output is correct
13 Correct 55 ms 9652 KB Output is correct
14 Correct 66 ms 8836 KB Output is correct
15 Correct 147 ms 11180 KB Output is correct
16 Correct 103 ms 11056 KB Output is correct
17 Correct 107 ms 11424 KB Output is correct
18 Correct 108 ms 11436 KB Output is correct
19 Correct 72 ms 7172 KB Output is correct
20 Correct 123 ms 16552 KB Output is correct
21 Correct 110 ms 16676 KB Output is correct
22 Correct 133 ms 17316 KB Output is correct
23 Correct 113 ms 17284 KB Output is correct

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Incorrect 119 ms 14032 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Runtime error 4 ms 5076 KB Execution killed with signal 11
10 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 5076 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 1 ms 2644 KB Output is correct
3 Correct 1 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2644 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 51 ms 8660 KB Output is correct
10 Correct 53 ms 9476 KB Output is correct
11 Correct 51 ms 9456 KB Output is correct
12 Correct 57 ms 9652 KB Output is correct
13 Correct 55 ms 9652 KB Output is correct
14 Correct 66 ms 8836 KB Output is correct
15 Correct 147 ms 11180 KB Output is correct
16 Correct 103 ms 11056 KB Output is correct
17 Correct 107 ms 11424 KB Output is correct
18 Correct 108 ms 11436 KB Output is correct
19 Incorrect 119 ms 14032 KB Output isn't correct
20 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 5076 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -