Submission #1171436

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1171436	2025-03-21 02:43:16	MinhKien	Race (IOI11_race)	C++20	Compilation error	0 ms	0 KiB

race

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#include <iostream>
#include <vector>
using namespace std;
#define ii pair <int, int>
#define fi first
#define se second
const int N = 2e5 + 10;
const int M = 1e6 + 10;
int n, k, x, y, w;
vector <ii> v[N];
int sz[N], dis[M];
bool solved[N];
int calc_size(int s, int p = -1) {
    sz[s] = 1;
    for (ii z: v[s]) {
        if (z.fi == p || solved[z.fi]) continue;
        sz[s] += calc_size(z.fi, s);
    }
    return sz[s];
}
int FindCentroid(int s, int Size, int p = -1) {
    for (ii z: v[s]) {
        if (z.fi == p || solved[z.fi]) continue;
        if (sz[z.fi] > Size) return FindCentroid(z.fi, Size, s);
    }
 
 
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Compilation message (stderr)

/usr/bin/ld: /tmp/cck05dpa.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccM9YBmG.o:race.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/cck05dpa.o: in function `main':
grader.cpp:(.text.startup+0x28): undefined reference to `best_path(int, int, int (*) [2], int*)'
collect2: error: ld returned 1 exit status