// {{{1
extern "C" int __lsan_is_turned_off() { return 1; }
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define inf 0x3f3f3f3f
#define infl 0x3f3f3f3f3f3f3f3fll
#include <assert.h>
#ifdef DEBUG
#define dprintf(args...) fprintf(stderr,args)
#endif
#ifndef DEBUG
#define dprintf(args...) 69
#endif
#define all(x) (x).begin(), (x).end()
// 1}}}
void chmin(ll& x, ll y) { x=min(x,y); }
int dist(array<int,2> a, array<int,2> b) {
return abs(a[0]-b[0])+abs(a[1]-b[1]);
}
int main()
{
int n;scanf("%d",&n);
vector<array<int,2>> coins(2*n);
for(auto&[x,y]:coins)scanf("%d%d",&x,&y);
sort(all(coins));
vector dp(n+1, vector<ll>(n+1,infl));
dp[0][0]=0;
for(int i=0;i<=n;i++)
for(int j=0;j<=n;j++) {
if(i==n&&j==n) break;
auto coin = coins[i+j];
if(i<n)chmin(dp[i+1][j],dp[i][j]+dist(coin,{i+1,2}));
if(j<n)chmin(dp[i][j+1],dp[i][j]+dist(coin,{j+1,1}));
}
printf("%lld\n",dp[n][n]);
}
Compilation message
joi2019_ho_t4.cpp: In function 'int main()':
joi2019_ho_t4.cpp:28:20: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
28 | int n;scanf("%d",&n);
| ~~~~~^~~~~~~~~
joi2019_ho_t4.cpp:31:35: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
31 | for(auto&[x,y]:coins)scanf("%d%d",&x,&y);
| ~~~~~^~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
1 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
1 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
428 KB |
Output is correct |
| 12 |
Correct |
1 ms |
348 KB |
Output is correct |
| 13 |
Correct |
1 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
436 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
1 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
348 KB |
Output is correct |
| 21 |
Correct |
0 ms |
344 KB |
Output is correct |
| 22 |
Correct |
1 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
344 KB |
Output is correct |
| 27 |
Correct |
0 ms |
356 KB |
Output is correct |
| 28 |
Correct |
1 ms |
344 KB |
Output is correct |
| 29 |
Correct |
1 ms |
348 KB |
Output is correct |
| 30 |
Correct |
0 ms |
348 KB |
Output is correct |
| 31 |
Correct |
0 ms |
348 KB |
Output is correct |
| 32 |
Correct |
1 ms |
416 KB |
Output is correct |
| 33 |
Correct |
1 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
1 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
1 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
428 KB |
Output is correct |
| 12 |
Correct |
1 ms |
348 KB |
Output is correct |
| 13 |
Correct |
1 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
436 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
1 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
348 KB |
Output is correct |
| 21 |
Correct |
0 ms |
344 KB |
Output is correct |
| 22 |
Correct |
1 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
344 KB |
Output is correct |
| 27 |
Correct |
0 ms |
356 KB |
Output is correct |
| 28 |
Correct |
1 ms |
344 KB |
Output is correct |
| 29 |
Correct |
1 ms |
348 KB |
Output is correct |
| 30 |
Correct |
0 ms |
348 KB |
Output is correct |
| 31 |
Correct |
0 ms |
348 KB |
Output is correct |
| 32 |
Correct |
1 ms |
416 KB |
Output is correct |
| 33 |
Correct |
1 ms |
344 KB |
Output is correct |
| 34 |
Correct |
8 ms |
8280 KB |
Output is correct |
| 35 |
Correct |
9 ms |
8284 KB |
Output is correct |
| 36 |
Correct |
11 ms |
8280 KB |
Output is correct |
| 37 |
Correct |
8 ms |
8280 KB |
Output is correct |
| 38 |
Correct |
9 ms |
8284 KB |
Output is correct |
| 39 |
Correct |
9 ms |
8132 KB |
Output is correct |
| 40 |
Correct |
8 ms |
8292 KB |
Output is correct |
| 41 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 42 |
Correct |
8 ms |
8360 KB |
Output is correct |
| 43 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 44 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 45 |
Correct |
9 ms |
8284 KB |
Output is correct |
| 46 |
Correct |
9 ms |
8280 KB |
Output is correct |
| 47 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 48 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 49 |
Correct |
10 ms |
8292 KB |
Output is correct |
| 50 |
Correct |
11 ms |
8284 KB |
Output is correct |
| 51 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 52 |
Correct |
8 ms |
8280 KB |
Output is correct |
| 53 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 54 |
Correct |
8 ms |
8292 KB |
Output is correct |
| 55 |
Correct |
8 ms |
8288 KB |
Output is correct |
| 56 |
Correct |
8 ms |
8156 KB |
Output is correct |
| 57 |
Correct |
9 ms |
8288 KB |
Output is correct |
| 58 |
Correct |
11 ms |
8296 KB |
Output is correct |
| 59 |
Correct |
8 ms |
8292 KB |
Output is correct |
| 60 |
Correct |
8 ms |
8296 KB |
Output is correct |
| 61 |
Correct |
8 ms |
8292 KB |
Output is correct |
| 62 |
Correct |
8 ms |
8356 KB |
Output is correct |
| 63 |
Correct |
11 ms |
8280 KB |
Output is correct |
| 64 |
Correct |
8 ms |
8128 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
1 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
1 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
428 KB |
Output is correct |
| 12 |
Correct |
1 ms |
348 KB |
Output is correct |
| 13 |
Correct |
1 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
436 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
1 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
348 KB |
Output is correct |
| 21 |
Correct |
0 ms |
344 KB |
Output is correct |
| 22 |
Correct |
1 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
344 KB |
Output is correct |
| 27 |
Correct |
0 ms |
356 KB |
Output is correct |
| 28 |
Correct |
1 ms |
344 KB |
Output is correct |
| 29 |
Correct |
1 ms |
348 KB |
Output is correct |
| 30 |
Correct |
0 ms |
348 KB |
Output is correct |
| 31 |
Correct |
0 ms |
348 KB |
Output is correct |
| 32 |
Correct |
1 ms |
416 KB |
Output is correct |
| 33 |
Correct |
1 ms |
344 KB |
Output is correct |
| 34 |
Correct |
8 ms |
8280 KB |
Output is correct |
| 35 |
Correct |
9 ms |
8284 KB |
Output is correct |
| 36 |
Correct |
11 ms |
8280 KB |
Output is correct |
| 37 |
Correct |
8 ms |
8280 KB |
Output is correct |
| 38 |
Correct |
9 ms |
8284 KB |
Output is correct |
| 39 |
Correct |
9 ms |
8132 KB |
Output is correct |
| 40 |
Correct |
8 ms |
8292 KB |
Output is correct |
| 41 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 42 |
Correct |
8 ms |
8360 KB |
Output is correct |
| 43 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 44 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 45 |
Correct |
9 ms |
8284 KB |
Output is correct |
| 46 |
Correct |
9 ms |
8280 KB |
Output is correct |
| 47 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 48 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 49 |
Correct |
10 ms |
8292 KB |
Output is correct |
| 50 |
Correct |
11 ms |
8284 KB |
Output is correct |
| 51 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 52 |
Correct |
8 ms |
8280 KB |
Output is correct |
| 53 |
Correct |
8 ms |
8284 KB |
Output is correct |
| 54 |
Correct |
8 ms |
8292 KB |
Output is correct |
| 55 |
Correct |
8 ms |
8288 KB |
Output is correct |
| 56 |
Correct |
8 ms |
8156 KB |
Output is correct |
| 57 |
Correct |
9 ms |
8288 KB |
Output is correct |
| 58 |
Correct |
11 ms |
8296 KB |
Output is correct |
| 59 |
Correct |
8 ms |
8292 KB |
Output is correct |
| 60 |
Correct |
8 ms |
8296 KB |
Output is correct |
| 61 |
Correct |
8 ms |
8292 KB |
Output is correct |
| 62 |
Correct |
8 ms |
8356 KB |
Output is correct |
| 63 |
Correct |
11 ms |
8280 KB |
Output is correct |
| 64 |
Correct |
8 ms |
8128 KB |
Output is correct |
| 65 |
Runtime error |
156 ms |
274432 KB |
Execution killed with signal 9 |
| 66 |
Halted |
0 ms |
0 KB |
- |
