| Task: | Backup |
| Sender: | Katajisto |
| Submission time: | 2019-03-07 15:26:12 +0200 |
| Language: | C++ |
| Status: | READY |
| Result: | 30 |
| group | verdict | score |
|---|---|---|
| #1 | ACCEPTED | 30 |
| #2 | RUNTIME ERROR | 0 |
| #3 | RUNTIME ERROR | 0 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.01 s | 1, 2, 3 | details |
| #2 | ACCEPTED | 0.26 s | 1, 2, 3 | details |
| #3 | RUNTIME ERROR | 0.07 s | 3 | details |
| #4 | RUNTIME ERROR | 0.08 s | 3 | details |
| #5 | ACCEPTED | 0.27 s | 1, 2, 3 | details |
| #6 | RUNTIME ERROR | 0.07 s | 2, 3 | details |
| #7 | ACCEPTED | 0.01 s | 1, 2, 3 | details |
| #8 | ACCEPTED | 0.05 s | 1, 2, 3 | details |
| #9 | RUNTIME ERROR | 0.05 s | 2, 3 | details |
| #10 | RUNTIME ERROR | 0.07 s | 2, 3 | details |
| #11 | RUNTIME ERROR | 0.07 s | 3 | details |
| #12 | RUNTIME ERROR | 0.07 s | 3 | details |
| #13 | RUNTIME ERROR | 0.07 s | 3 | details |
| #14 | ACCEPTED | 0.02 s | 1, 2, 3 | details |
| #15 | RUNTIME ERROR | 0.01 s | 2, 3 | details |
| #16 | RUNTIME ERROR | 0.07 s | 3 | details |
| #17 | RUNTIME ERROR | 0.06 s | 3 | details |
| #18 | RUNTIME ERROR | 0.02 s | 2, 3 | details |
| #19 | RUNTIME ERROR | 0.04 s | 2, 3 | details |
| #20 | RUNTIME ERROR | 0.07 s | 3 | details |
Compiler report
input/code.cpp: In function 'void gen(int, int, long long int)':
input/code.cpp:24:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(s >= vp.size()) return;
~~^~~~~~~~~~~~Code
#include<bits/stdc++.h>
using namespace std;
int n,k;
vector<pair<int,int>> vp;
bool tk[21];
long long mn = 1e12;
long long d[21];
/*
100p is for losers
30p brute is for winners
-Tuomas Katajisto 2019
*/
void gen(int s, int ccc, long long dist) {
if(ccc >= k) {
mn = min(mn,dist);
return;
}
if(dist > mn) return;
if(s >= vp.size()) return;
bool doDo = true;
if(tk[vp[s].first] || tk[vp[s].second]) doDo = false;
long long ddd = abs(d[vp[s].first]-d[vp[s].second]);
if(doDo) {
tk[vp[s].first] = true;
tk[vp[s].second] = true;
gen(s+1,ccc+1,dist+ddd);
tk[vp[s].first] = false;
tk[vp[s].second] = false;
}
gen(s+1,ccc,dist);
}
int main() {
cin >> n >> k;
for(int i = 0; i < n; i++) {
for(int j = i+1; j < n; j++) {
vp.push_back({i,j});
}
}
for(int i = 0; i < n; i++) cin >> d[i];
sort(vp.begin(),vp.end());
gen(0,0,0);
cout << mn << "\n";
}
Test details
Test 1
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 2 1 0 1000000000 |
| correct output |
|---|
| 1000000000 |
| user output |
|---|
| 1000000000 |
Test 2
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 17 8 101266 101394 101458 101490 ... |
| correct output |
|---|
| 340 |
| user output |
|---|
| 340 |
Test 3
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 49000 29983 53806 76909 106815 ... |
| correct output |
|---|
| 411321413 |
| user output |
|---|
| (empty) |
Test 4
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 30000 29983 53806 76909 106815 ... |
| correct output |
|---|
| 100755932 |
| user output |
|---|
| (empty) |
Test 5
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 20 10 126229031 250138471 333910089 443521720 ... |
| correct output |
|---|
| 537092323 |
| user output |
|---|
| 537092323 |
Test 6
Group: 2, 3
Verdict: RUNTIME ERROR
| input |
|---|
| 10000 4999 168328 266967 462469 639689 ... |
| correct output |
|---|
| 492516409 |
| user output |
|---|
| (empty) |
Test 7
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 10 4 165 375 439 456 ... |
| correct output |
|---|
| 44 |
| user output |
|---|
| 44 |
Test 8
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 20 9 4336 4500 4552 4702 ... |
| correct output |
|---|
| 773 |
| user output |
|---|
| 773 |
Test 9
Group: 2, 3
Verdict: RUNTIME ERROR
| input |
|---|
| 2001 1000 1230 1440 1630 2230 ... |
| correct output |
|---|
| 493503 |
| user output |
|---|
| (empty) |
Test 10
Group: 2, 3
Verdict: RUNTIME ERROR
| input |
|---|
| 10000 3000 245408 417449 650973 863296 ... |
| correct output |
|---|
| 101056127 |
| user output |
|---|
| (empty) |
Test 11
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 50000 20000 37035 37042 37046 37052 ... |
| correct output |
|---|
| 129968 |
| user output |
|---|
| (empty) |
Test 12
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 99999 48000 15929 43928 65765 86730 ... |
| correct output |
|---|
| 375524431 |
| user output |
|---|
| (empty) |
Test 13
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 1000 536 9214 34619 53734 ... |
| correct output |
|---|
| 75975 |
| user output |
|---|
| (empty) |
Test 14
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 10 4 5851 5854 5856 5859 ... |
| correct output |
|---|
| 2664 |
| user output |
|---|
| 2664 |
Test 15
Group: 2, 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100 45 3712 13742 17394 19428 ... |
| correct output |
|---|
| 140256 |
| user output |
|---|
| (empty) |
Test 16
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 20000 400 3174 3175 3176 3179 ... |
| correct output |
|---|
| 803105 |
| user output |
|---|
| (empty) |
Test 17
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 49000 3605 14510 18001 20881 ... |
| correct output |
|---|
| 162316123 |
| user output |
|---|
| (empty) |
Test 18
Group: 2, 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100 50 0 1000000 1000002 1000005 ... |
| correct output |
|---|
| 1002499 |
| user output |
|---|
| (empty) |
Test 19
Group: 2, 3
Verdict: RUNTIME ERROR
| input |
|---|
| 1000 500 0 1000000 1000002 1000005 ... |
| correct output |
|---|
| 1249999 |
| user output |
|---|
| (empty) |
Test 20
Group: 3
Verdict: RUNTIME ERROR
| input |
|---|
| 100000 49494 123 65659 98427 114811 ... |
| correct output |
|---|
| 250954854 |
| user output |
|---|
| (empty) |