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 |
---|---|---|---|---|---|---|---|---|---|
#204830 | #3629. 路径判断 | drdilyor | 100 | 484ms | 1404kb | C++ | 906b | 2024-06-10 09:20:52 | 2024-06-10 12:00:46 |
answer
#include<bits/stdc++.h>
using namespace std;
#define int long long
int n,k;
const int mod=1e9+7;
#define Matrix vector<bitset<500> >
Matrix mul(Matrix a,Matrix b){
Matrix res(n);
for(int k=0;k<n;k++){
for(int i=0;i<n;i++){
if(a[i][k]){
res[i]|=b[k];
}
}
}
return res;
}
Matrix qkp(Matrix a,int k){
Matrix res(n);
for(int i=0;i<n;i++){
res[i][i]=1;
}
while(k){
if(k&1)res=mul(res,a);
k/=2;
a=mul(a,a);
}
return res;
}
signed main(){
ios::sync_with_stdio(0),cin.tie(0);
cin>>n>>k;
Matrix a(n);
for(int i=0;i<n;i++){
string s;cin>>s;
for(int j=0;j<n;j++)a[i][j]=s[j]-'0';
}
a=qkp(a,k);
for(int i=0;i<n;i++){
for(int j=0;j<n;j++)cout<<(a[i][j]);
cout<<"\n";
}
return 0;
}
详细
小提示:点击横条可展开更详细的信息
Test #1:
score: 10
Accepted
time: 0ms
memory: 1260kb
input:
10 4 0001000000 0001001010 0000000000 0100000100 0010001010 0000000001 0000100010 1010000000 0010000...
output:
0111100110 0111100110 0000000000 1111001110 0010100010 0010011010 0010001010 1011001010 0000000000 0...
result:
ok 10 lines
Test #2:
score: 10
Accepted
time: 0ms
memory: 1264kb
input:
10 5 0100000010 0010010000 0001000000 1000000000 0000010000 0000101000 0010000010 0000110000 0000000...
output:
0101101011 1010011011 0001101000 1010010010 1010011010 0111101011 0011010001 1011111011 1000001000 0...
result:
ok 10 lines
Test #3:
score: 10
Accepted
time: 0ms
memory: 1264kb
input:
9 5 000000000 000001001 100010000 100010001 000100000 000100001 000000000 000001101 010000000
output:
000000000 110111001 100011001 110011001 010100001 110111001 000000000 110111001 010101001
result:
ok 9 lines
Test #4:
score: 10
Accepted
time: 3ms
memory: 1312kb
input:
100 1000000000000000000 0000000000000000000000000000000000000000000000010000000000000000000000000000...
output:
1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok 100 lines
Test #5:
score: 10
Accepted
time: 9ms
memory: 1308kb
input:
100 999999999999999 00000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
result:
ok 100 lines
Test #6:
score: 10
Accepted
time: 5ms
memory: 1308kb
input:
100 13131313311313313 000000000000000000000000000000000000000000000000000000000000000000000000100000...
output:
1111111111111111111111111111111111111011111111111111001111111011111011111001111111111111111011011101...
result:
ok 100 lines
Test #7:
score: 10
Accepted
time: 123ms
memory: 1400kb
input:
500 1000000000000000000 0000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
1111110111111110111101111111111111111111111110111111111111111111111010111111111101111111111110111111...
result:
ok 500 lines
Test #8:
score: 10
Accepted
time: 119ms
memory: 1404kb
input:
500 999999999999999999 00000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
0000100111010000101110110111010111111000101111101010111011101101111111111111010001101110111001111000...
result:
ok 500 lines
Test #9:
score: 10
Accepted
time: 109ms
memory: 1404kb
input:
500 511541551151515454 00000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
0110110111100011111011110101101110011011101101010111111111111110101101100111001110111111111111111111...
result:
ok 500 lines
Test #10:
score: 10
Accepted
time: 116ms
memory: 1400kb
input:
500 777777777777777777 00000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
1011100101111010101001111111111111110101111110111110011101111101011011111111110110010111101111101011...
result:
ok 500 lines
Extra Test:
score: 0
Extra Test Passed