NOI.AC
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #206882 | #3718. 古神审判 | Matthew | 100 | 1ms | 1252kb | C++ | 417b | 2024-07-25 19:59:00 | 2024-07-25 20:26:09 |
answer
#include <bits/stdc++.h>
using namespace std;
string str;
int n,m;
int dp[114];
int main(){
cin >> n >> m >> str;
str = ' ' + str;
memset(dp,0x3f3f3f,sizeof dp);
dp[1]=0;
for(int i = 2;i<=n;i++){
for(int j = i-1;j >= max(i-m,1);j--){
if(str[i]!='0')dp[i]=min(dp[i],dp[j]+1);
}
}
cout << (dp[n] >= 114514 ? -1 : dp[n]) << endl;
return 0;
}
Details
小提示：点击横条可展开更详细的信息
Test #1:
score: 10
Accepted
time: 0ms
memory: 1244kb
input:
93 12 111011110011011101101001001010000110101011011010100010100001010100100000000110111000100001011
output:
9
result:
ok 1 number(s): "9"
Test #2:
score: 10
Accepted
time: 1ms
memory: 1244kb
input:
93 25 110010011101100001011111000110000011110110100011011100001101111110000100000001011100101111001
output:
4
result:
ok 1 number(s): "4"
Test #3:
score: 10
Accepted
time: 0ms
memory: 1244kb
input:
26 3 11010011111101000000001111
output:
-1
result:
ok 1 number(s): "-1"
Test #4:
score: 10
Accepted
time: 0ms
memory: 1244kb
input:
13 4 1100011011001
output:
4
result:
ok 1 number(s): "4"
Test #5:
score: 10
Accepted
time: 0ms
memory: 1248kb
input:
11 4 11100010111
output:
3
result:
ok 1 number(s): "3"
Test #6:
score: 10
Accepted
time: 0ms
memory: 1244kb
input:
18 4 111011101000110101
output:
5
result:
ok 1 number(s): "5"
Test #7:
score: 10
Accepted
time: 0ms
memory: 1244kb
input:
50 18 11100110101000001111111001110101111110010000001101
output:
3
result:
ok 1 number(s): "3"
Test #8:
score: 10
Accepted
time: 0ms
memory: 1252kb
input:
98 12 1100111000010000010001110010101100100011111110101010001100111011011111000000101000101110111011...
output:
9
result:
ok 1 number(s): "9"
Test #9:
score: 10
Accepted
time: 0ms
memory: 1244kb
input:
87 32 110000101001110001010110110110011110110010000100101011101010000010111011001110110110111
output:
3
result:
ok 1 number(s): "3"
Test #10:
score: 10
Accepted
time: 0ms
memory: 1244kb
input:
47 20 11011010100101010010011000000001100011111110101
output:
3
result:
ok 1 number(s): "3"
