QOJ.ac
QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#733007 | #8776. Not Another Constructive! | aYi_7# | TL | 872ms | 141880kb | C++17 | 3.5kb | 2024-11-10 16:50:39 | 2024-11-10 16:50:40 |
Judging History
answer
#include <bits/stdc++.h>
#define int long long
using namespace std;
const int N=1e5;
void solve() {
int n,k;cin>>n>>k;
string s;cin>>s;s="#"+s;
vector<vector<set<array<int,3>>>>f(n+1,vector<set<array<int,3>>>(4));
f[0][0].insert({0,0,0});f[0][1].insert({0,0,0});f[0][2].insert({0,0,0});f[0][3].insert({0,0,0});
for(int i=1;i<=n;i++){
for(int j=0;j<4;j++){
for(auto [a1,a2,a3]:f[i-1][j]){
if(s[i]=='N')f[i][0].insert({a1+1,a2,a3});
else if(s[i]=='A')f[i][1].insert({a1,a1+a2,a3});
else if(s[i]=='C')f[i][2].insert({a1,a2,a2+a3});
else if(s[i]=='?'){
f[i][0].insert({a1+1,a2,a3});
f[i][1].insert({a1,a1+a2,a3});
f[i][2].insert({a1,a2,a2+a3});
f[i][3].insert({a1,a2,a3});
}
else f[i][3].insert({a1,a2,a3});
}
}
}
char last='#';
int l1,l2,l3;
if(s[n]=='N'){
for(auto [a1,a2,a3]:f[n][0])
if(a3==k){
l1=a1;l2=a2;l3=a3;
last='N';
}
}
else if(s[n]=='A'){
for(auto [a1,a2,a3]:f[n][1])
if(a3==k){
l1=a1;l2=a2;l3=a3;
last='A';
}
}
else if(s[n]=='C'){
for(auto [a1,a2,a3]:f[n][2])
if(a3==k){
l1=a1;l2=a2;l3=a3;
last='C';
}
}
else if(s[n]=='?'){
for(auto [a1,a2,a3]:f[n][0])
if(a3==k){
l1=a1;l2=a2;l3=a3;
last='N';
}
for(auto [a1,a2,a3]:f[n][1])
if(a3==k){
l1=a1;l2=a2;l3=a3;
last='A';
}
for(auto [a1,a2,a3]:f[n][2])
if(a3==k){
l1=a1;l2=a2;l3=a3;
last='C';
}
for(auto [a1,a2,a3]:f[n][3])
if(a3==k){
l1=a1;l2=a2;l3=a3;
last='?';
}
}
else{
for(auto [a1,a2,a3]:f[n][3])
if(a3==k){
l1=a1;l2=a2;l3=a3;
last='?';
}
}
if(last=='#'){
cout<<"-1\n";
return;
}
if(s[n]=='?')s[n]=last;
if(s[n]=='?')s[n]='E';
//cout<<l1<<" "<<l2<<" "<<l3<<"\n";
for(int i=n-1;i>0;i--){
bool flag=0;
for(int j=0;j<4;j++){
if(flag)break;
for(auto [a1,a2,a3]:f[i][j]){
if(flag)break;
int n1=a1,n2=a2,n3=a3;
if(last=='N')n1++;
else if(last=='A')n2+=n1;
else if(last=='C')n3+=n2;
if(n1==l1&&n2==l2&&n3==l3){
l1=a1;l2=a2;l3=a3;
if(j==0)last='N';
if(j==1)last='A';
if(j==2)last='C';
if(j==3)last='?';
flag=1;
}
}
}
if(s[i]=='?')s[i]=last;
if(s[i]=='?')s[i]='E';
//cout<<l1<<" "<<l2<<" "<<l3<<"\n";
}
s.erase(s.begin());
cout<<s<<"\n";
}
/**
22 2
N??A??????C???????????
18 0
COUNTINGSATELLITES
2 1
??
* **/
signed main() {
// std::ios::sync_with_stdio(false);
// std::cin.tie(nullptr);
int t = 1;
//std::cin >> t;
for (int i = 0; i < t; ++i) {
solve();
}
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 583ms
memory: 100916kb
input:
22 2 N??A??????C???????????
output:
NCNANNNNNNCNNNNNNNNNNE
result:
ok correct
Test #2:
score: 0
Accepted
time: 0ms
memory: 3496kb
input:
18 0 COUNTINGSATELLITES
output:
COUNTINGSATELLITES
result:
ok correct
Test #3:
score: 0
Accepted
time: 0ms
memory: 3644kb
input:
2 1 ??
output:
-1
result:
ok correct
Test #4:
score: 0
Accepted
time: 0ms
memory: 3844kb
input:
1 0 ?
output:
E
result:
ok correct
Test #5:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
1 0 N
output:
N
result:
ok correct
Test #6:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
1 0 X
output:
X
result:
ok correct
Test #7:
score: 0
Accepted
time: 0ms
memory: 3484kb
input:
1 1 ?
output:
-1
result:
ok correct
Test #8:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
1 1 N
output:
-1
result:
ok correct
Test #9:
score: 0
Accepted
time: 0ms
memory: 3600kb
input:
1 1 X
output:
-1
result:
ok correct
Test #10:
score: 0
Accepted
time: 0ms
memory: 3488kb
input:
2 0 ??
output:
NE
result:
ok correct
Test #11:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
2 0 N?
output:
NE
result:
ok correct
Test #12:
score: 0
Accepted
time: 0ms
memory: 3544kb
input:
2 0 ?C
output:
NC
result:
ok correct
Test #13:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
2 1 N?
output:
-1
result:
ok correct
Test #14:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
2 1 ?C
output:
-1
result:
ok correct
Test #15:
score: 0
Accepted
time: 0ms
memory: 3552kb
input:
3 1 ???
output:
NAC
result:
ok correct
Test #16:
score: 0
Accepted
time: 0ms
memory: 3848kb
input:
3 1 N??
output:
NAC
result:
ok correct
Test #17:
score: 0
Accepted
time: 0ms
memory: 3544kb
input:
3 1 ?A?
output:
NAC
result:
ok correct
Test #18:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
3 1 ??C
output:
NAC
result:
ok correct
Test #19:
score: 0
Accepted
time: 0ms
memory: 3832kb
input:
3 1 NA?
output:
NAC
result:
ok correct
Test #20:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
3 1 N?C
output:
NAC
result:
ok correct
Test #21:
score: 0
Accepted
time: 0ms
memory: 3616kb
input:
3 1 ?AC
output:
NAC
result:
ok correct
Test #22:
score: 0
Accepted
time: 0ms
memory: 3552kb
input:
4 1 ????
output:
NACE
result:
ok correct
Test #23:
score: 0
Accepted
time: 0ms
memory: 3552kb
input:
4 1 X???
output:
XNAC
result:
ok correct
Test #24:
score: 0
Accepted
time: 0ms
memory: 3556kb
input:
4 1 ???Z
output:
NACZ
result:
ok correct
Test #25:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
4 1 ?AA?
output:
-1
result:
ok correct
Test #26:
score: 0
Accepted
time: 0ms
memory: 3520kb
input:
4 1 N???
output:
NACE
result:
ok correct
Test #27:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
4 1 ?N??
output:
ANAC
result:
ok correct
Test #28:
score: 0
Accepted
time: 1ms
memory: 3604kb
input:
4 1 ??N?
output:
NANC
result:
ok correct
Test #29:
score: 0
Accepted
time: 0ms
memory: 3772kb
input:
4 1 ???N
output:
NACN
result:
ok correct
Test #30:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
4 1 A???
output:
ANAC
result:
ok correct
Test #31:
score: 0
Accepted
time: 0ms
memory: 3852kb
input:
4 1 ?A??
output:
NACE
result:
ok correct
Test #32:
score: 0
Accepted
time: 0ms
memory: 3716kb
input:
4 1 ??A?
output:
ANAC
result:
ok correct
Test #33:
score: 0
Accepted
time: 0ms
memory: 3776kb
input:
4 1 ???A
output:
NACA
result:
ok correct
Test #34:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
4 1 C???
output:
CNAC
result:
ok correct
Test #35:
score: 0
Accepted
time: 0ms
memory: 3616kb
input:
4 1 ?C??
output:
NCAC
result:
ok correct
Test #36:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
4 1 ??C?
output:
NACE
result:
ok correct
Test #37:
score: 0
Accepted
time: 0ms
memory: 3544kb
input:
4 1 ???C
output:
NANC
result:
ok correct
Test #38:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
5 4 ?????
output:
NNAAC
result:
ok correct
Test #39:
score: 0
Accepted
time: 0ms
memory: 3668kb
input:
6 14 ??????
output:
-1
result:
ok correct
Test #40:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
7 14 ???????
output:
-1
result:
ok correct
Test #41:
score: 0
Accepted
time: 1ms
memory: 3592kb
input:
8 43 ????????
output:
-1
result:
ok correct
Test #42:
score: 0
Accepted
time: 1ms
memory: 4052kb
input:
9 55 ?????????
output:
-1
result:
ok correct
Test #43:
score: 0
Accepted
time: 2ms
memory: 4032kb
input:
10 112 ??????????
output:
-1
result:
ok correct
Test #44:
score: 0
Accepted
time: 0ms
memory: 4372kb
input:
11 110 ???????????
output:
-1
result:
ok correct
Test #45:
score: 0
Accepted
time: 6ms
memory: 5148kb
input:
12 4 ????????????
output:
NNNNACNNNNNE
result:
ok correct
Test #46:
score: 0
Accepted
time: 10ms
memory: 6284kb
input:
13 193 ?????????????
output:
-1
result:
ok correct
Test #47:
score: 0
Accepted
time: 19ms
memory: 8336kb
input:
14 91 ??????????????
output:
NNNNANAAACACCC
result:
ok correct
Test #48:
score: 0
Accepted
time: 35ms
memory: 11468kb
input:
15 15 ???????????????
output:
NNNNNNNANACNNNE
result:
ok correct
Test #49:
score: 0
Accepted
time: 54ms
memory: 16336kb
input:
16 261 ????????????????
output:
-1
result:
ok correct
Test #50:
score: 0
Accepted
time: 94ms
memory: 23636kb
input:
17 514 ?????????????????
output:
-1
result:
ok correct
Test #51:
score: 0
Accepted
time: 150ms
memory: 34348kb
input:
18 678 ??????????????????
output:
-1
result:
ok correct
Test #52:
score: 0
Accepted
time: 250ms
memory: 49716kb
input:
19 40 ???????????????????
output:
NNNNNNNNNNNNNAANACE
result:
ok correct
Test #53:
score: 0
Accepted
time: 386ms
memory: 71276kb
input:
20 1019 ????????????????????
output:
-1
result:
ok correct
Test #54:
score: 0
Accepted
time: 588ms
memory: 101240kb
input:
21 1218 ?????????????????????
output:
-1
result:
ok correct
Test #55:
score: 0
Accepted
time: 872ms
memory: 141880kb
input:
22 1348 ??????????????????????
output:
-1
result:
ok correct
Test #56:
score: -100
Time Limit Exceeded
input:
23 476 ???????????????????????