Submission #1032691

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1032691	2024-07-24 06:15:54	Kerim	Boat (APIO16_boat)	C++17	100 / 100	1186 ms	1916 KiB

boat

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#include <bits/stdc++.h>
using namespace std;
 
using ll = long long;
 
#define sz(v) (int)(v).size()
 
const int md = (int)1e9 + 7;
 
const int N = 505;
 
vector<int> fct(N), inv(N), inv_fct(N);
 
int pw(int x, int y) {
    int res = 1;
    while (y) {
        if (y & 1) res = (ll)res * x % md;
 
        x = (ll)x * x % md; y >>= 1;
    }
 
    return res;
}
 
int C(int n, int r) {
    int x = 1;
    for (int i = 1; i <= r; i++) x = (ll)x * (n - r + i) % md;
 
    return (ll)x * inv_fct[r] % md;
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

boat.cpp: In function 'int main()':
boat.cpp:81:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   81 |         for (int j = 1; j < c.size(); j++)
      |                         ~~^~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 22 / 22
• Subtask 3: 27 / 27
• Subtask 4: 42 / 42