Submission #1139079

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1139079	2025-01-24 03:52:42	btninh	Building Bridges (CEOI17_building)	C++20	100 / 100	58 ms	64584 KiB

building

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#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define fi first
#define se second
#define all(x) x.begin(), x.end()
#define sz(x) (int)x.size()
#define pii pair<int,int>
#define INF 1e18
#define FOR(i, a, b) for(int i = a; i <= b; ++i)
#define FORD(i, a, b) for(int i = a; i >= b; --i)
#define TASK "test"
using namespace std;
const int N = 100005;
const int mod = 1e9 + 7;
ll n, h[N], w[N];
struct Line{
    ll a, b;
    Line(ll a = 0, ll b = INF): a(a), b(b) {}
    ll calc(int x){
        return a * x + b;
    }
    ll sl(){
        return a;
    }
};
 
 
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Compilation message (stderr)

building.cpp: In function 'int main()':
building.cpp:84:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   84 |         freopen("test.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
building.cpp:85:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   85 |         freopen("test.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 30 / 30
• Subtask 3: 40 / 40