QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #149321 | #5444. Tavern Chess | black_ice | AC ✓ | 168ms | 3840kb | C++14 | 2.5kb | 2023-08-24 14:04:48 | 2023-08-24 14:04:51 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
#define double long double
const int N = 20;
int a[N],b[N],bla[N],blb[N],flaga[N],flagb[N];
int T,n,m;
double prob1,prob2;
void attk(int adx,int bdx,int &cnta,int &cntb)
{
bla[adx] -= b[bdx];
blb[bdx] -= a[adx];
if(bla[adx] <= 0)
{
flaga[adx] = 1;
cnta--;
}
if(blb[bdx] <= 0)
{
flagb[bdx] = 1;
cntb--;
}
}
void rec(int adx,int bdx,int &cnta,int & cntb)
{
if(bla[adx] <= 0)
{
flaga[adx] = 0;
cnta++;
}
if(blb[bdx] <= 0)
{
flagb[bdx] = 0;
cntb++;
}
bla[adx] += b[bdx];
blb[bdx] += a[adx];
}
void dfs(int adx,int bdx,int turn,double prob,int cnta,int cntb)
{
if(!cnta && cntb)
{
prob2 += prob;
return ;
}
if(!cntb && cnta)
{
prob1 += prob;
return ;
}
if(!cnta && !cntb) return ;
if(!turn)
{
while(bla[adx] <= 0) adx = (adx + 1) % n;
for(int j = 0;j < m;j++)
{
if(blb[j] > 0)
{
int tmp1 = cntb,tmp2 = cnta,tmp3 = bla[adx],tmp4 = blb[j];
attk(adx,j,cnta,cntb);
dfs((adx + 1) % n,bdx,!turn,prob * 1.00 / (double)tmp1,cnta,cntb);
cnta = tmp2,cntb = tmp1,bla[adx] = tmp3,blb[j] = tmp4;
}
}
}
else{
while(blb[bdx] <= 0) bdx = (bdx + 1) % m;
for(int i = 0;i < n;i++)
{
if(bla[i] > 0)
{
int tmp1 = cnta,tmp2 = cntb,tmp3 = bla[i],tmp4 = blb[bdx];
attk(i,bdx,cnta,cntb);
dfs(adx,(bdx + 1) % m,!turn,prob * 1.00 / (double)tmp1,cnta,cntb);
cnta = tmp1,cntb = tmp2,bla[i] = tmp3,blb[bdx] = tmp4;
}
}
}
}
void solve()
{
cin >> n >> m;
for(int i = 0;i < n;i++) cin >> a[i];
for(int i = 0;i < m;i++) cin >> b[i];
for(int i = 0;i < n;i++) bla[i] = a[i];
for(int i = 0;i < m;i++) blb[i] = b[i];
if(n == m)
{
dfs(0,0,0,0.5,n,m);
dfs(0,0,1,0.5,n,m);
}
else if(n > m)
{
dfs(0,0,0,1,n,m);
}
else{
dfs(0,0,1,1,n,m);
}
cout << setprecision(12) << prob1 << endl << prob2 << endl << 1.00 - prob1 - prob2 << endl;
}
signed main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
T = 1;
while(T--)
{
solve();
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3624kb
input:
2 3 2 5 3 4 1
output:
0.125 0.75 0.125
result:
ok 3 numbers
Test #2:
score: 0
Accepted
time: 2ms
memory: 3836kb
input:
6 6 1 1 4 5 1 4 1 1 4 5 1 4
output:
0.241867283951 0.241867283951 0.516265432099
result:
ok 3 numbers
Test #3:
score: 0
Accepted
time: 1ms
memory: 3728kb
input:
7 7 1 1 1 1 1 1 1 1 1 1 1 1 1 1
output:
0 0 1
result:
ok 3 numbers
Test #4:
score: 0
Accepted
time: 1ms
memory: 3736kb
input:
1 7 7 1 1 1 1 1 1 1
output:
0 0 1
result:
ok 3 numbers
Test #5:
score: 0
Accepted
time: 1ms
memory: 3724kb
input:
2 3 736618938 652769331 328875880 97571721 44608905
output:
1 0 0
result:
ok 3 numbers
Test #6:
score: 0
Accepted
time: 0ms
memory: 3724kb
input:
5 4 53585130 731696211 668322278 611205195 158818781 569587984 776042583 745745433 330119007
output:
0.0668402777778 0.664351851852 0.26880787037
result:
ok 3 numbers
Test #7:
score: 0
Accepted
time: 1ms
memory: 3716kb
input:
7 2 578505806 551611151 92903265 403642038 542119417 57334031 307573613 897644535 168524310
output:
1 0 3.25260651746e-19
result:
ok 3 numbers
Test #8:
score: 0
Accepted
time: 0ms
memory: 3672kb
input:
5 6 113196606 64768263 772808463 787707989 500151952 481840741 676847825 4641268 431386165 847736311 169677832
output:
0.136323173868 0.522397183642 0.34127964249
result:
ok 3 numbers
Test #9:
score: 0
Accepted
time: 2ms
memory: 3836kb
input:
6 6 260666773 527612597 471926610 702232282 559007797 606173983 560573055 928117268 101411867 875949818 907478252 182117037
output:
0 0.960819573045 0.0391804269547
result:
ok 3 numbers
Test #10:
score: 0
Accepted
time: 1ms
memory: 3732kb
input:
3 3 333377599 3066695 67916629 426841530 865184552 974638244
output:
0 1 0
result:
ok 3 numbers
Test #11:
score: 0
Accepted
time: 1ms
memory: 3720kb
input:
1 1 529429019 529428649
output:
1 0 0
result:
ok 3 numbers
Test #12:
score: 0
Accepted
time: 1ms
memory: 3832kb
input:
3 3 12886596 817437415 465037461 12886473 817437448 465037967
output:
0.0694444444444 0.652777777778 0.277777777778
result:
ok 3 numbers
Test #13:
score: 0
Accepted
time: 7ms
memory: 3732kb
input:
6 6 211213374 319527017 257080158 176742665 53109345 33822515 53109265 319527076 176743175 257080012 211212799 33822353
output:
0.423399959276 0.319386584791 0.257213455933
result:
ok 3 numbers
Test #14:
score: 0
Accepted
time: 1ms
memory: 3832kb
input:
1 2 1 1 1
output:
0 1 0
result:
ok 3 numbers
Test #15:
score: 0
Accepted
time: 1ms
memory: 3720kb
input:
1 2 1 1 3
output:
0 1 0
result:
ok 3 numbers
Test #16:
score: 0
Accepted
time: 1ms
memory: 3736kb
input:
1 2 2 4 2
output:
0 1 0
result:
ok 3 numbers
Test #17:
score: 0
Accepted
time: 0ms
memory: 3736kb
input:
1 2 3 5 5
output:
0 1 0
result:
ok 3 numbers
Test #18:
score: 0
Accepted
time: 1ms
memory: 3836kb
input:
1 2 4 1 2
output:
1 0 0
result:
ok 3 numbers
Test #19:
score: 0
Accepted
time: 1ms
memory: 3720kb
input:
1 2 5 2 5
output:
0 0 1
result:
ok 3 numbers
Test #20:
score: 0
Accepted
time: 1ms
memory: 3824kb
input:
1 2 5 5 5
output:
0 1 0
result:
ok 3 numbers
Test #21:
score: 0
Accepted
time: 1ms
memory: 3724kb
input:
2 2 1 1 1 3
output:
0 1 0
result:
ok 3 numbers
Test #22:
score: 0
Accepted
time: 1ms
memory: 3728kb
input:
2 2 1 1 2 3
output:
0 1 0
result:
ok 3 numbers
Test #23:
score: 0
Accepted
time: 1ms
memory: 3736kb
input:
2 2 1 4 2 5
output:
0 0.5 0.5
result:
ok 3 numbers
Test #24:
score: 0
Accepted
time: 0ms
memory: 3672kb
input:
2 2 2 2 1 4
output:
0 0 1
result:
ok 3 numbers
Test #25:
score: 0
Accepted
time: 1ms
memory: 3740kb
input:
2 2 3 2 4 1
output:
0 0.5 0.5
result:
ok 3 numbers
Test #26:
score: 0
Accepted
time: 1ms
memory: 3728kb
input:
2 2 3 3 1 3
output:
1 0 0
result:
ok 3 numbers
Test #27:
score: 0
Accepted
time: 1ms
memory: 3628kb
input:
2 2 3 3 2 4
output:
0 0 1
result:
ok 3 numbers
Test #28:
score: 0
Accepted
time: 0ms
memory: 3724kb
input:
2 2 3 3 5 3
output:
0 1 0
result:
ok 3 numbers
Test #29:
score: 0
Accepted
time: 1ms
memory: 3736kb
input:
2 2 4 3 2 1
output:
1 0 0
result:
ok 3 numbers
Test #30:
score: 0
Accepted
time: 1ms
memory: 3676kb
input:
2 2 4 3 4 4
output:
0 1 0
result:
ok 3 numbers
Test #31:
score: 0
Accepted
time: 1ms
memory: 3832kb
input:
2 2 5 1 5 2
output:
0.125 0.625 0.25
result:
ok 3 numbers
Test #32:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
2 2 5 1 5 3
output:
0.125 0.625 0.25
result:
ok 3 numbers
Test #33:
score: 0
Accepted
time: 1ms
memory: 3720kb
input:
2 2 5 2 2 3
output:
0.875 0 0.125
result:
ok 3 numbers
Test #34:
score: 0
Accepted
time: 1ms
memory: 3728kb
input:
2 2 5 4 1 2
output:
1 0 0
result:
ok 3 numbers
Test #35:
score: 0
Accepted
time: 1ms
memory: 3652kb
input:
2 2 5 4 3 5
output:
0.875 0 0.125
result:
ok 3 numbers
Test #36:
score: 0
Accepted
time: 1ms
memory: 3648kb
input:
2 2 5 5 1 4
output:
1 0 0
result:
ok 3 numbers
Test #37:
score: 0
Accepted
time: 1ms
memory: 3736kb
input:
2 2 5 5 2 2
output:
1 0 0
result:
ok 3 numbers
Test #38:
score: 0
Accepted
time: 1ms
memory: 3736kb
input:
1 1 6 6
output:
0 0 1
result:
ok 3 numbers
Test #39:
score: 0
Accepted
time: 1ms
memory: 3676kb
input:
5 5 6 5 9 9 3 3 5 9 9 6
output:
0.29787037037 0.278773148148 0.423356481481
result:
ok 3 numbers
Test #40:
score: 0
Accepted
time: 3ms
memory: 3740kb
input:
6 6 10 2 3 4 5 7 5 2 4 3 10 7
output:
0.254010456854 0.192773705418 0.553215837727
result:
ok 3 numbers
Test #41:
score: 0
Accepted
time: 24ms
memory: 3672kb
input:
7 7 7 6 8 6 7 3 9 7 6 9 8 7 3 6
output:
0.310913751426 0.365768367914 0.32331788066
result:
ok 3 numbers
Test #42:
score: 0
Accepted
time: 2ms
memory: 3728kb
input:
6 6 5 4 7 9 9 10 9 4 9 7 5 10
output:
0.216942435057 0.327856545782 0.455201019162
result:
ok 3 numbers
Test #43:
score: 0
Accepted
time: 1ms
memory: 3840kb
input:
4 4 9 7 10 6 9 7 6 10
output:
0.330873842593 0.262297453704 0.406828703704
result:
ok 3 numbers
Test #44:
score: 0
Accepted
time: 1ms
memory: 3648kb
input:
3 3 3 10 3 3 10 3
output:
0.1875 0.1875 0.625
result:
ok 3 numbers
Test #45:
score: 0
Accepted
time: 1ms
memory: 3732kb
input:
2 2 3 4 3 4
output:
0 0 1
result:
ok 3 numbers
Test #46:
score: 0
Accepted
time: 42ms
memory: 3720kb
input:
7 7 922750124 99645786 685060385 948410807 266950246 996521461 883971852 266950246 99645786 883971852 685060385 922750124 996521461 948410807
output:
0.363356371416 0.279566405512 0.357077223072
result:
ok 3 numbers
Test #47:
score: 0
Accepted
time: 63ms
memory: 3676kb
input:
7 7 241155912 361580213 393947982 781406405 485516551 277202028 115028196 485516551 361580213 115028196 393947982 241155912 277202028 781406405
output:
0.3701760936 0.278789945304 0.351033961097
result:
ok 3 numbers
Test #48:
score: 0
Accepted
time: 38ms
memory: 3728kb
input:
7 7 565748008 734938287 873800405 879803305 473331973 893190834 623040014 473331973 734938287 623040014 873800405 565748008 893190834 879803305
output:
0.364305908017 0.315603554227 0.320090537756
result:
ok 3 numbers
Test #49:
score: 0
Accepted
time: 83ms
memory: 3724kb
input:
7 7 14 4 6 5 201506030 15 15 4 14 201506030 15 15 6 5
output:
0.178183791652 0.33708150987 0.484734698478
result:
ok 3 numbers
Test #50:
score: 0
Accepted
time: 63ms
memory: 3736kb
input:
7 7 3 2 3 5 784861968 2 1 2 3 784861968 1 2 3 5
output:
0.223075021873 0.316151580233 0.460773397894
result:
ok 3 numbers
Test #51:
score: 0
Accepted
time: 144ms
memory: 3740kb
input:
7 7 8 15 3 9 168061718 2 5 15 8 168061718 5 2 3 9
output:
0.212969595988 0.319962995067 0.467067408945
result:
ok 3 numbers
Test #52:
score: 0
Accepted
time: 53ms
memory: 3724kb
input:
7 7 859736717 19 19 18 13 10 7 7 10 13 18 19 19 859736717
output:
0.393620652595 0.147967266252 0.458412081153
result:
ok 3 numbers
Test #53:
score: 0
Accepted
time: 70ms
memory: 3828kb
input:
7 7 761045932 18 13 11 9 7 6 6 7 9 11 13 18 761045932
output:
0.382467689555 0.147493238655 0.47003907179
result:
ok 3 numbers
Test #54:
score: 0
Accepted
time: 80ms
memory: 3632kb
input:
7 7 379524878 17 16 14 10 6 1 1 6 10 14 16 17 379524878
output:
0.3792602933 0.17653672208 0.44420298462
result:
ok 3 numbers
Test #55:
score: 0
Accepted
time: 79ms
memory: 3724kb
input:
7 7 986258805 329018732 16 14 10 10 4 4 10 10 14 16 329018732 986258805
output:
0.335206523508 0.168228186482 0.49656529001
result:
ok 3 numbers
Test #56:
score: 0
Accepted
time: 82ms
memory: 3628kb
input:
7 7 402437510 39859989 20 20 18 17 7 7 17 18 20 20 39859989 402437510
output:
0.328699473643 0.160263058269 0.511037468088
result:
ok 3 numbers
Test #57:
score: 0
Accepted
time: 98ms
memory: 3676kb
input:
7 7 719895666 88341845 15 11 10 6 5 5 6 10 11 15 88341845 719895666
output:
0.341541058763 0.169436596666 0.489022344571
result:
ok 3 numbers
Test #58:
score: 0
Accepted
time: 140ms
memory: 3760kb
input:
7 7 22 657372492 8 20 531193761 10 21 8 22 20 657372492 531193761 21 10
output:
0.283032035859 0.214331641403 0.502636322739
result:
ok 3 numbers
Test #59:
score: 0
Accepted
time: 168ms
memory: 3736kb
input:
7 7 8 559730577 2 23 543514141 3 24 2 8 23 559730577 543514141 24 3
output:
0.283681616583 0.22201571345 0.494302669967
result:
ok 3 numbers
Test #60:
score: 0
Accepted
time: 114ms
memory: 3828kb
input:
7 7 24 416408320 4 25 698151361 24 15 4 24 25 416408320 698151361 15 24
output:
0.297516368443 0.247286586967 0.45519704459
result:
ok 3 numbers