Submission #979638

#	Time	Username	Problem	Language	Result	Execution time	Memory
979638		vjudge1	Swapping Cities (APIO20_swap)	C++17	6 / 100	97 ms	15928 KiB

swap

#include "swap.h"

#include <cassert>
#include <cstdio>

#include <string>

#include <vector>
#include <map>
#include <set>

using namespace std;
vector<pair<int, int>> g[200005];
pair<int, int> p[200005];
map<pair<int, int>, int> mp, pos;
set<pair<int, int>> st;
int x, y, mx;
void init(int N, int M,
          std::vector<int> U, std::vector<int> V, std::vector<int> W) {
      x = N;
      y = M;
      for(int i = 0; i < M; i++){
          int a = U[i] + 1, b = V[i] + 1, c = W[i] + 1;
          // g[a].push_back({b, c});
          // g[b].push_back({a, c});
          // mp[{a, b}] = c;
          // mp[{b, a}] = c;

          // pos[{a, b}] = i + 1;
          // pos[{b, a}] = i + 1; 
          mx = max(mx, W[i]);

          st.insert({c, i + 1});
      }
}

int getMinimumFuelCapacity(int X, int Y) {
    X++;
    Y++;
    if(x - 1 == y) return -1;
    else return mx;
}

Compilation message (stderr)

swap.cpp: In function 'void init(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
swap.cpp:24:15: warning: unused variable 'a' [-Wunused-variable]
   24 |           int a = U[i] + 1, b = V[i] + 1, c = W[i] + 1;
      |               ^
swap.cpp:24:29: warning: unused variable 'b' [-Wunused-variable]
   24 |           int a = U[i] + 1, b = V[i] + 1, c = W[i] + 1;
      |                             ^

• Subtask 1: 6 / 6
• Subtask 2: 0 / 7
• Subtask 3: 0 / 17
• Subtask 4: 0 / 20
• Subtask 5: 0 / 23
• Subtask 6: 0 / 27