QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #326598 | #8242. V-Diagram | james1BadCreeper# | WA | 74ms | 3956kb | C++14 | 404b | 2024-02-13 15:49:19 | 2024-02-13 15:49:19 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long i64;
int n;
int a[200005];
void solve(void) {
cin >> n;
double s = 0;
for (int i = 1; i <= n; ++i) cin >> a[i], s += 1.0 * a[i] / n;
cout << fixed << setprecision(11) << s << '\n';
}
int main(void) {
ios::sync_with_stdio(0);
int T; cin >> T;
while (T--) solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3956kb
input:
2 4 8 2 7 10 6 9 6 5 3 4 8
output:
6.75000000000 5.83333333333
result:
ok 2 numbers
Test #2:
score: 0
Accepted
time: 74ms
memory: 3848kb
input:
100000 3 948511478 739365502 813471668 3 881046825 27458122 398507422 3 987554257 399092415 924260278 3 984128569 125199021 716360525 3 529589236 45783262 313507287 3 645443456 85994112 226010681 3 914820717 228360911 572267310 3 418958362 56703604 195276041 3 64461646 26764720 26995581 3 914535039 ...
output:
833782882.66666674614 435670789.66666662693 770302316.66666662693 608562705.00000000000 296293261.66666668653 319149416.33333331347 571816312.66666674614 223646002.33333334327 39407315.66666666418 383253737.66666668653 734363638.66666674614 779975824.33333325386 490276408.33333337307 574448414.00000...
result:
ok 100000 numbers
Test #3:
score: -100
Wrong Answer
time: 34ms
memory: 3912kb
input:
10000 4 194123849 79274911 191162487 570110764 86 957917218 915359202 914726017 873273226 867724859 867674150 809652204 805531383 745262007 743835491 727071232 714782071 645394643 639432679 594879540 587173904 583418126 560538589 518721836 469558994 427721766 411582333 404948350 402948978 357228675 ...
output:
258668002.75000000000 499947495.38372081518 495489050.35294127464 511519421.86301362514 472025965.70000004768 543693608.25000000000 543366581.51612901688 254833443.19999998808 395528440.97435897589 502458665.38461542130 564217787.33333325386 479468115.11827951670 466246020.20454543829 551500780.7727...
result:
wrong answer 2nd numbers differ - expected: '527118856.7555556', found: '499947495.3837208', error = '0.0515469'