Submission #20609

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
20609	2017-02-12 16:17:32	model_code	Roller Coaster Railroad (IOI16_railroad)	C++11	Compilation error	0 ms	0 KiB

railroad

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// name = railroad_c.c, type = c.gcc
#include "railroad_c.h"
#include <stdlib.h>
#define max(x, y) ((x) > (y) ? (x) : (y))
const int INF = (int) 1e9;
#define N 1234567
typedef struct {
  int a;
  int b;
  int c;
} st;
int p[N], id[N];
st e[N], ee[N];
int dsu_get(int u) {
  return (u == p[u]) ? u : (p[u] = dsu_get(p[u]));
}
int dsu_union(int u, int v) {
  u = dsu_get(u);
  v = dsu_get(v);
  p[u] = v;
  return (u != v);
}
 
 
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Compilation message (stderr)

/tmp/ccuytEcG.o: In function `main':
grader.cpp:(.text.startup+0xe3): undefined reference to `plan_roller_coaster(std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status