oj.uz

Submission #548328

# Submission time Handle Problem Language Result Execution time Memory
548328 2022-04-13T04:15:31 Z ToroTN Swapping Cities (APIO20_swap) C++14
0 / 100
 137 ms 14088 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;
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(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(n==3&&dg[1]==2&&dg[2]==2&&dg[3]==2)return v[2].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:64:28: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   64 |         if(x==subtask2[0].Y&&y==subtask2[1].Y||x==subtask2[1].Y&&y==subtask2[0].Y)
      |                            ^
swap.cpp:70:1: warning: control reaches end of non-void function [-Wreturn-type]
   70 | }
      | ^

Subtask #1
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 2 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 54 ms 8624 KB Output is correct
10 Correct 65 ms 9476 KB Output is correct
11 Correct 60 ms 9452 KB Output is correct
12 Correct 62 ms 9700 KB Output is correct
13 Correct 60 ms 9652 KB Output is correct
14 Correct 47 ms 8824 KB Output is correct
15 Correct 137 ms 11280 KB Output is correct
16 Correct 105 ms 11048 KB Output is correct
17 Correct 107 ms 11368 KB Output is correct
18 Correct 123 ms 11364 KB Output is correct
19 Incorrect 68 ms 6004 KB Output isn't correct
20 Halted 0 ms 0 KB -

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Incorrect 104 ms 14088 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 2 ms 2644 KB Output is correct
3 Correct 2 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 2 ms 2644 KB Output is correct
3 Correct 2 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 54 ms 8624 KB Output is correct
10 Correct 65 ms 9476 KB Output is correct
11 Correct 60 ms 9452 KB Output is correct
12 Correct 62 ms 9700 KB Output is correct
13 Correct 60 ms 9652 KB Output is correct
14 Correct 47 ms 8824 KB Output is correct
15 Correct 137 ms 11280 KB Output is correct
16 Correct 105 ms 11048 KB Output is correct
17 Correct 107 ms 11368 KB Output is correct
18 Correct 123 ms 11364 KB Output is correct
19 Incorrect 104 ms 14088 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 -