Submission #920057

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
920057	2024-02-02 02:58:01	jay22	timeismoney (balkan11_timeismoney)	C++14	Compilation error	0 ms	0 KiB

timeismoney

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#include <iostream>
#include <algorithm>
typedef long long ll;
const int LEN = 1e4;
const int V_LEN = 201;
const ll INF = 1e9;
int N, M;
struct Pos { ll x, y; ll f() const { return x * y; } };
ll cross(const Pos& d1, const Pos& d2, const Pos& d3) { return (d2.x - d1.x) * (d3.y - d2.y) - (d2.y - d1.y) * (d3.x - d2.x); }
int ccw(const Pos& d1, const Pos& d2, const Pos& d3) {
    ll c = cross(d1, d2, d3);
    return c > 0 ? 1 : c < 0 ? -1 : 0;
}
int p[V_LEN];
int find(int i) { return p[i] < 0 ? i : p[i] = find(p[i]); }
int join(int a, int b) {
    a = find(a), b = find(b);
    if (a == b) return 0;
    if (p[a] < p[b]) p[a] += p[b], p[b] = a;
    else p[b] += p[a], p[a] = b;
    return 1;
}
ll A, B;
struct Edge {
 
 
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Compilation message (stderr)

timeismoney.cpp: In function 'Pos mst(ll, ll)':
timeismoney.cpp:41:5: error: 'memset' was not declared in this scope
   41 |     memset(p, -1, sizeof p);
      |     ^~~~~~
timeismoney.cpp:3:1: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
    2 | #include <algorithm>
  +++ |+#include <cstring>
    3 | 
timeismoney.cpp: In function 'int main()':
timeismoney.cpp:83:5: error: 'memset' was not declared in this scope
   83 |     memset(p, -1, sizeof p);
      |     ^~~~~~
timeismoney.cpp:83:5: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?