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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 |
|---|---|---|---|---|---|---|---|---|---|
| #535720 | #9229. Juliet Unifies Ones | PhantomThreshold# | AC ✓ | 0ms | 3868kb | C++20 | 1.0kb | 2024-08-28 13:50:37 | 2024-08-28 13:50:37 |
Judging History
answer
#include<bits/stdc++.h>
#include<ext/pb_ds/tree_policy.hpp>
#include<ext/pb_ds/assoc_container.hpp>
#define ll long long
//#define int long long
using namespace std;
//using namespace __gnu_pbds;
//#define double long double
inline void upd(int &a,const int &b){ if(a==-1 || a>b)a=b; }
const int maxn = 1100;
int n;
string S;
int f[maxn][2][2];
signed main()
{
/////////////////////////////////////////////////
//freopen("tmp.in","r",stdin);
ios_base::sync_with_stdio(false);
cin.tie(0);
cin>>S; n=S.length();
S=' '+S;
memset(f,-1,sizeof f);
f[0][0][0]=0;
for(int i=1;i<=n;i++)
{
int c=S[i]-'0';
for(int j=0;j<2;j++) for(int k=0;k<2;k++) if(f[i-1][j][k]!=-1)
{
upd(f[i][j][k],f[i-1][j][k]+1);
if(c==0)
{
upd(f[i][j][c],f[i-1][j][k]);
}
else //c==1
{
if( k==1 || j==0 )
upd(f[i][1][c],f[i-1][j][k]);
}
}
}
int ans=-1;
for(int j=0;j<2;j++) for(int k=0;k<2;k++) if(f[n][j][k]!=-1)
upd(ans,f[n][j][k]);
cout<<ans<<endl;
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3516kb
input:
00011011001
output:
2
result:
ok 1 number(s): "2"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3568kb
input:
11101111111111111101001011110111111110011101010110
output:
11
result:
ok 1 number(s): "11"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3632kb
input:
00000000100000000000100000010001000
output:
3
result:
ok 1 number(s): "3"
Test #4:
score: 0
Accepted
time: 0ms
memory: 3836kb
input:
00000000000000000000000000000000000000000000000000
output:
0
result:
ok 1 number(s): "0"
Test #5:
score: 0
Accepted
time: 0ms
memory: 3568kb
input:
00000000100000000000100000011000
output:
2
result:
ok 1 number(s): "2"
Test #6:
score: 0
Accepted
time: 0ms
memory: 3672kb
input:
11000010100100000011101100000001000100000000000000
output:
8
result:
ok 1 number(s): "8"
Test #7:
score: 0
Accepted
time: 0ms
memory: 3572kb
input:
01100100111011110101010110000100001111110001110001
output:
19
result:
ok 1 number(s): "19"
Test #8:
score: 0
Accepted
time: 0ms
memory: 3664kb
input:
1110101111001
output:
3
result:
ok 1 number(s): "3"
Test #9:
score: 0
Accepted
time: 0ms
memory: 3868kb
input:
1
output:
0
result:
ok 1 number(s): "0"
Test #10:
score: 0
Accepted
time: 0ms
memory: 3576kb
input:
1001
output:
1
result:
ok 1 number(s): "1"
Test #11:
score: 0
Accepted
time: 0ms
memory: 3568kb
input:
11111111111111111111111111111111111111111111111111
output:
0
result:
ok 1 number(s): "0"
Test #12:
score: 0
Accepted
time: 0ms
memory: 3624kb
input:
11111100000000001101010101100011
output:
9
result:
ok 1 number(s): "9"
Test #13:
score: 0
Accepted
time: 0ms
memory: 3836kb
input:
00011011001
output:
2
result:
ok 1 number(s): "2"
Test #14:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
11011
output:
1
result:
ok 1 number(s): "1"
Test #15:
score: 0
Accepted
time: 0ms
memory: 3572kb
input:
100011011
output:
2
result:
ok 1 number(s): "2"
Test #16:
score: 0
Accepted
time: 0ms
memory: 3460kb
input:
0
output:
0
result:
ok 1 number(s): "0"
Test #17:
score: 0
Accepted
time: 0ms
memory: 3568kb
input:
1010101010011011001101100110011101101011100110110
output:
19
result:
ok 1 number(s): "19"
Test #18:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
01110100000000111100000011000000000110010001110101
output:
14
result:
ok 1 number(s): "14"
Test #19:
score: 0
Accepted
time: 0ms
memory: 3576kb
input:
01100001000000010000000000010010000100100101001000
output:
9
result:
ok 1 number(s): "9"
Test #20:
score: 0
Accepted
time: 0ms
memory: 3800kb
input:
1101010101010101010101010101010101010101010101011
output:
23
result:
ok 1 number(s): "23"
Extra Test:
score: 0
Extra Test Passed