Submission #384788

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
384788	2021-04-02 09:36:36	apostoldaniel854	Mountains (IOI17_mountains)	C++14	Compilation error	0 ms	0 KiB

mountains

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#include <bits/stdc++.h>
using namespace std;
#define HOME
#ifndef HOME
#include "mountains.h"
#endif // HOME
using ll = long long;
struct point_t {
    int x;
    int y;
};
/**
6
6 1 5 2 3 1
**/
const int MAX_N = 2000;
point_t p[1 + MAX_N];
int dp[1 + MAX_N][1 + MAX_N];
ll area (point_t a, point_t b, point_t c) {
    return 1ll * a.x * a.y + 1ll * b.x * c.y + 1ll * c.x * a.y - 1ll * a.y * c.x - 1ll * b.y * a.x - 1ll * c.y * b.x;
}
 
 
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Compilation message (stderr)

mountains.cpp:75:8: error: redefinition of 'struct point_t'
   75 | struct point_t {
      |        ^~~~~~~
mountains.cpp:14:8: note: previous definition of 'struct point_t'
   14 | struct point_t {
      |        ^~~~~~~
mountains.cpp:84:11: error: redefinition of 'const int MAX_N'
   84 | const int MAX_N = 2000;
      |           ^~~~~
mountains.cpp:23:11: note: 'const int MAX_N' previously defined here
   23 | const int MAX_N = 2000;
      |           ^~~~~
mountains.cpp:85:9: error: redefinition of 'point_t p [2001]'
   85 | point_t p[1 + MAX_N];
      |         ^
mountains.cpp:24:9: note: 'point_t p [2001]' previously declared here
   24 | point_t p[1 + MAX_N];
      |         ^
mountains.cpp:86:5: error: redefinition of 'int dp [2001][2001]'
   86 | int dp[1 + MAX_N][1 + MAX_N];
      |     ^~
mountains.cpp:25:5: note: 'int dp [2001][2001]' previously declared here
   25 | int dp[1 + MAX_N][1 + MAX_N];
      |     ^~
mountains.cpp:88:4: error: redefinition of 'll area(point_t, point_t, point_t)'
   88 | ll area (point_t a, point_t b, point_t c) {
      |    ^~~~
mountains.cpp:27:4: note: 'll area(point_t, point_t, point_t)' previously defined here
   27 | ll area (point_t a, point_t b, point_t c) {
      |    ^~~~
mountains.cpp:92:5: error: redefinition of 'int maximum_deevs(std::vector<int>)'
   92 | int maximum_deevs(std::vector<int> y) {
      |     ^~~~~~~~~~~~~
mountains.cpp:31:5: note: 'int maximum_deevs(std::vector<int>)' previously defined here
   31 | int maximum_deevs(std::vector<int> y) {
      |     ^~~~~~~~~~~~~
mountains.cpp:111:5: error: redefinition of 'int main()'
  111 | int main() {
      |     ^~~~
mountains.cpp:50:5: note: 'int main()' previously defined here
   50 | int main() {
      |     ^~~~