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Submission #1095161

# Submission time Handle Problem Language Result Execution time Memory
1095161 2024-10-01T13:01:47 Z NguyenPhucThang Palembang Bridges (APIO15_bridge) C++14
22 / 100
 29 ms 3540 KB 
#include <bits/stdc++.h>
#define forr(i, a, b) for (int i = (a); i <= (b); i++)
#define ford(i, a, b) for (int i = (a); i >= (b); i--)
#define forf(i, a, b) for (int i = (a); i < (b); i++)
#define fi first
#define se second
#define pb push_back
#define all(v) v.begin(), v.end()
#define ll long long
#define ld long double
#define pii pair<int, int>
#define pll pair<ll, ll>
#define vi vector<int>
#define vii vector<pii>
#define mask(i) (1LL << (i))
#define bit(x, i) (((x) >> (i)) & 1)
#define bp __builtin_popcountll
#define file "test"

using namespace std;
const int base = 31;
const ll mod = 1e9 + 7;
const ll oo = 1e18;
const int N = 1e6 + 5;
const int M = 1e6;

ll s[N], cnt[N];

int main()
{
   ios_base::sync_with_stdio(0);
   cin.tie(0);

    int K, n;
    cin >> K >> n;
    ll res = 0;
    vector<int> xx;
    forr(i, 1, n){
        char b1, b2;
        int x1, x2;
        cin >> b1 >> x1 >> b2 >> x2;
        if (b1 == b2){
            res += abs(x1 - x2);
        }
        else {
            res++;
            xx.pb(x1);
            xx.pb(x2);
        }
    }
    
    sort(all(xx));

    ll cost1 = 0;
    if (xx.size() >= 1) {
        ll med = xx[(xx.size() - 1) >> 1];  
        forr(i, 0, xx.size() - 1) cost1 += abs(med - xx[i]);
    } 

    cout << res + cost1;

   return 0;
}

Compilation message

bridge.cpp: In function 'int main()':
bridge.cpp:2:43: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    2 | #define forr(i, a, b) for (int i = (a); i <= (b); i++)
      |                                           ^
bridge.cpp:57:9: note: in expansion of macro 'forr'
   57 |         forr(i, 0, xx.size() - 1) cost1 += abs(med - xx[i]);
      |         ^~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 504 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 500 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 476 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 15 ms 2268 KB Output is correct
13 Correct 29 ms 3540 KB Output is correct
14 Correct 21 ms 2780 KB Output is correct
15 Correct 19 ms 2264 KB Output is correct
16 Correct 19 ms 3032 KB Output is correct
17 Correct 19 ms 3532 KB Output is correct
18 Correct 23 ms 3288 KB Output is correct
19 Correct 28 ms 3536 KB Output is correct
20 Correct 20 ms 3224 KB Output is correct
21 Correct 25 ms 3288 KB Output is correct

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -