QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#511719 | #2273. Suffixes may Contain Prefixes | cocoa_chan | AC ✓ | 243ms | 44660kb | C++17 | 2.0kb | 2024-08-10 10:20:03 | 2024-08-10 10:20:03 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
const ll inf=1e9;
ll n,m,i,j,k,l,r,x,y,z,w,s,t,a[1100000],adj[2200][30],mx[2200][30],b[1100000],dp[2200][2200],pos[2200];
char c[1100000];
int main()
{
scanf("%s",c);
n=strlen(c);
scanf("%lld",&m);
for(i=1;i<=n;i++)
{
a[i]=c[i-1]-'a'+1;
}
adj[0][a[1]]=1;
mx[0][a[1]]=1;
for(i=1;i<=n;i++)
{
/*printf("%lld:",i);
for(j=0;j<=26;j++)
printf("%lld",pos[j]);
printf("\n");
*/
for(j=1;j<i;j++)
{
if(!pos[j])
continue;
//adj[i][a[i+1-j+1]]++;
/*if(mx[i][a[i+1-j+1]]==0)
mx[i][a[i+1-j+1]]=(j);*/
adj[i][a[i+1-j+1]]++;
mx[i][a[i+1-j+1]]=max(mx[i][a[i+1-j+1]],i+1-j+1);
}
if(a[i]==a[1])
{pos[i]=1;
adj[i][a[2]]++;
mx[i][a[2]]=max(mx[i][a[2]],ll(2));
}
mx[i][a[1]]=max(mx[i][a[1]],ll(1));
adj[i][a[1]]++;
for(j=1;j<=i;j++)
{
if(a[i+1]!=a[i+1-j+1])
pos[j]=0;
}
}
/* for(i=1;i<=n;i++)
{
for(j=0;j<=26;j++)
printf("(%lld,%lld) ",adj[i][j],mx[i][j]);
printf("\n");
}
*/ /*for(i=0;i<m;i++)
{
for(j=0;j<=26;j++)
{
dp[i+1][mx[i][j]]=max(dp[i+1][mx[i][j]],dp[i][j]+adj[i][j]);
}
}*/
for(i=1;i<=n;i++)
dp[0][i]=-inf;
for(i=1;i<=m;i++)
for(j=0;j<=n;j++)
dp[i][j]=-inf;
for(i=0;i<m;i++)
{
for(j=0;j<=n;j++)
{
for(k=1;k<=26;k++)
{
dp[i+1][mx[j][k]]=max(dp[i+1][mx[j][k]],dp[i][j]+adj[j][k]);
}
}
}
s=0;
/*for(i=1;i<=m;i++)
{
for(j=0;j<=26;j++)
printf("%lld ",dp[i][j]);
printf("\n");
}*/
for(j=0;j<=n;j++)
{
s=max(s,dp[m][j]);
}
printf("%lld",s);
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 7ms
memory: 10352kb
input:
fsfffsfffssfsfffsfsfffsfffffsfffsfffssfsfffsfsfffsffssfffsfffsfffssfsfffsfsfffsfffffsfffsfffssfsfffsfsfffsffssfffsfffsfffssfsfffsfsfffsfffffsfffsfffssfsfffsfsfffsffssfffsfffsfffssfsfffsfsfffsfffffsfffsfsfsfffsfffssfsfffsfsfffsfffffsfffsfffssfsfffsfsfffsffssfffsfffsfffssfsfffsfsfsfsfffsfffssfsfffsfsf...
output:
852
result:
ok single line: '852'
Test #2:
score: 0
Accepted
time: 48ms
memory: 28460kb
input:
ddttddttddttddddtdddttddttddttdddddttddttddtddttddttddttddddtdddttddttddttdddddttddttddttddttddttddttddddtdddttddttddttdddddttddttddtddttddttddttddddtdddttddttddttddddddttddttddttddddtdddttddttddttdddddttddttddtddttddttddttddddtdddttddttddttdddddttddttddttddttddttddttddddtdddttddttddttdddddttddttddt...
output:
5894
result:
ok single line: '5894'
Test #3:
score: 0
Accepted
time: 232ms
memory: 42860kb
input:
wswswwwswswswwwsswswswwwswswswwwswswwwswswswwwsswswswwwswswwswswwwswswswwwsswswswwwswswswwwswswwwswswswwwsswswswwwswswssswwswwswswwwswswswwwsswswswwwswswswwwswswsswswswwwswswswwwsswswswwwswswswwwswswwwswswswwwsswswswwwswswwswswwwswswswwwsswswswwwswswswwwswswwwswswswwwsswswswwwswswssswwswwswswwwswsws...
output:
10500
result:
ok single line: '10500'
Test #4:
score: 0
Accepted
time: 31ms
memory: 26224kb
input:
sjsspffsjsspfsjsspffsjssjsspffsjsspfsjsspffsjsspsjsspffsjsspfsjsspffsjssjfsjsspffsjsspfsjsspffsjssjsspffsjsspffsjsspfsjsspffsjssjsspffsjsspfsjsspffsjsspsjsspffsjsspfsjsspffsjssjfsjsspffsjsspfsjsspffsjssjssjsspffsjsspfsjsspffsjssjsspffsjsspfsjsspffsjsspsjsspffsjsspfsjsspffsjssjfsjsspffsjsspfsjsspffsj...
output:
4267
result:
ok single line: '4267'
Test #5:
score: 0
Accepted
time: 231ms
memory: 42804kb
input:
mmpmmmpmmpmpfmzmmpmmmmmpmmmpmmpmpmmpmmmpmmpmpmmpmmmppmmpmmmpmmpmpfmzmmpmmmmmpmmmmmpmmmmpmmmpmmpmpfmzmmpmmmmmpfqmmpmmmpmmpmpfmzmmpmmmmmpmmmpmmpmpmmpmmmpmmpmmmpmmmpmmpmpfmzmmpmmmmmpmmmpmmpmpmmpmmmpmmpmpmmpmmmppmmpmmmpmmpmpfmzmmpmmmmmpmmmmmpmmmmpmmmpmmpmpfmzmmpmmmmmpfqmmpmmmpmmpmpfmzmmpmmmmmpmmmpmmpmpm...
output:
9536
result:
ok single line: '9536'
Test #6:
score: 0
Accepted
time: 25ms
memory: 26488kb
input:
pepypopepepypopepypopepepyzpepypopepepypoperpepypopepepypopepypopepepyzpepypopepepypgakpepypopepepypopepypopepepyzpepypopepepypepypopepepypopepypopepepyzpepypopepepypoperpepypopepepypopepypopepepypopepepypopepypopepvplpepypopepepypopepypopepepyzpepypopepepypoperpepypopepepypopepypopepepyzpepypopepep...
output:
4033
result:
ok single line: '4033'
Test #7:
score: 0
Accepted
time: 232ms
memory: 41408kb
input:
fifuurfifuugfifuurfifufifuurfifuugfifuurfifuefifuurfifuugfifuurfifufifuurfifuugfiffifuurfifuugfifuurfifufifuurfifuugfifuurfifuefifuurfifuugfifuurfifufifuurfifuugfyqnfifuurfifuugfifuurfifufifuurfifuugfifuurxvfifuurfifuugfifuurfifufifuurfifuugfifuurfifuefifuurfifuugfifuurfifufifuurfifuugfiffifuurfifuu...
output:
9452
result:
ok single line: '9452'
Test #8:
score: 0
Accepted
time: 15ms
memory: 24296kb
input:
gwgxlggwgxihdggwgxlggwcgwgxlgwgxlmgwgxlgwgxlggwgxihdggwgxlggwcgwtxgwgxlggwgxihdggwgxlggwcgwgxlgwgxlmgwgxlgwgxlggwgxihdggwgxlggwcgwgxlgwgxlmgwgxlgwgxlggwgxihdggwgxlggwcgwtxgwgxlggwgxihdggwgxlggwcgwgxrgwgxlggwgxihdggwgxlggwcgwgxlgwgxlmgwgxlgwgxlggwgxihdggwgxlggwcgwtxgwgxlggwgxihdggwgwvgwgxlggwgxihdggw...
output:
3584
result:
ok single line: '3584'
Test #9:
score: 0
Accepted
time: 0ms
memory: 8140kb
input:
aabaacaabaa 101
output:
249
result:
ok single line: '249'
Test #10:
score: 0
Accepted
time: 1ms
memory: 9996kb
input:
aabaacaabaa 102
output:
251
result:
ok single line: '251'
Test #11:
score: 0
Accepted
time: 0ms
memory: 10092kb
input:
aabaacaabaa 103
output:
253
result:
ok single line: '253'
Test #12:
score: 0
Accepted
time: 0ms
memory: 8140kb
input:
aabaacaabaa 104
output:
255
result:
ok single line: '255'
Test #13:
score: 0
Accepted
time: 0ms
memory: 9944kb
input:
aabaacaabaa 105
output:
257
result:
ok single line: '257'
Test #14:
score: 0
Accepted
time: 0ms
memory: 40684kb
input:
cciccpccicc 2000
output:
4995
result:
ok single line: '4995'
Test #15:
score: 0
Accepted
time: 0ms
memory: 7788kb
input:
lkultxuuxtkltukllulxkltuutkuuttkuxutuuxuutuxtkxktklltllulkltxtttkkkxxtuxltkxtxtttlltttlkkkutkkuxulklxuuxullkkxtktlxtutuxlktkkllxutlllxkltkutxltxtlluxxlxxxklxlluuxllllxxlllluktkxtkutluktxkkukluktkkuktlkkultukulxlxkltlllkkluluutkxlxkuktktxxtkkkkkuxtxttkxtuxkkttklltulktltxkutluuulluxtuxlllltlutxulxxltk...
output:
1
result:
ok single line: '1'
Test #16:
score: 0
Accepted
time: 1ms
memory: 5768kb
input:
zrszgeggmmagjcibhsuuugohqppnncuuksrynidfbmhaqpnzswblenhttvtgadwjybijjwhixqppgzqajdqbmjrgaziljastkonutvyqrxtvshhoidkixodyrekyshlafxnikbgaqegxbgwmpgbxnpkdxhnhcocmbpimftogrlydyqitekbfvtimiztujfejkomujzztadjhrvdqlakxnbctuaubumwlwyibmyjabrrdznkvndghplgqjmcvqhmgbsrnpmjjbkkqmnvzczlpsrgdmsmmcgksbkhzatnpiwch...
output:
2
result:
ok single line: '2'
Test #17:
score: 0
Accepted
time: 0ms
memory: 42776kb
input:
xxiiixxhhhxxiiixx 1996
output:
4187
result:
ok single line: '4187'
Test #18:
score: 0
Accepted
time: 3ms
memory: 42860kb
input:
xxiiixxhhhxxiiixx 1997
output:
4190
result:
ok single line: '4190'
Test #19:
score: 0
Accepted
time: 8ms
memory: 44660kb
input:
xxiiixxhhhxxiiixx 1998
output:
4192
result:
ok single line: '4192'
Test #20:
score: 0
Accepted
time: 0ms
memory: 42796kb
input:
xxiiixxhhhxxiiixx 1999
output:
4194
result:
ok single line: '4194'
Test #21:
score: 0
Accepted
time: 0ms
memory: 44656kb
input:
xxiiixxhhhxxiiixx 2000
output:
4196
result:
ok single line: '4196'
Test #22:
score: 0
Accepted
time: 4ms
memory: 42804kb
input:
xxiiixxhhhxxiiixxicpcicpc 2000
output:
4196
result:
ok single line: '4196'
Test #23:
score: 0
Accepted
time: 2ms
memory: 12148kb
input:
c 123
output:
123
result:
ok single line: '123'
Test #24:
score: 0
Accepted
time: 0ms
memory: 42708kb
input:
p 2000
output:
2000
result:
ok single line: '2000'
Test #25:
score: 0
Accepted
time: 4ms
memory: 14356kb
input:
nananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananananana 500
output:
40100
result:
ok single line: '40100'
Test #26:
score: 0
Accepted
time: 15ms
memory: 10340kb
input:
czgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczgczg...
output:
1717
result:
ok single line: '1717'
Test #27:
score: 0
Accepted
time: 225ms
memory: 42704kb
input:
fjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxxfjlpvbnxxx...
output:
201000
result:
ok single line: '201000'
Test #28:
score: 0
Accepted
time: 229ms
memory: 42736kb
input:
uuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxppuuarrprirpprxpp...
output:
134469
result:
ok single line: '134469'
Test #29:
score: 0
Accepted
time: 38ms
memory: 26384kb
input:
ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff...
output:
440469
result:
ok single line: '440469'
Test #30:
score: 0
Accepted
time: 243ms
memory: 41232kb
input:
qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq...
output:
2001000
result:
ok single line: '2001000'
Test #31:
score: 0
Accepted
time: 1ms
memory: 5936kb
input:
a 1
output:
1
result:
ok single line: '1'
Test #32:
score: 0
Accepted
time: 1ms
memory: 10020kb
input:
z 1
output:
1
result:
ok single line: '1'
Test #33:
score: 0
Accepted
time: 1ms
memory: 6008kb
input:
cc 1
output:
1
result:
ok single line: '1'
Test #34:
score: 0
Accepted
time: 1ms
memory: 9840kb
input:
gg 1
output:
1
result:
ok single line: '1'
Test #35:
score: 0
Accepted
time: 1ms
memory: 7960kb
input:
yx 2
output:
2
result:
ok single line: '2'
Test #36:
score: 0
Accepted
time: 1ms
memory: 5884kb
input:
tr 2
output:
2
result:
ok single line: '2'
Test #37:
score: 0
Accepted
time: 1ms
memory: 7984kb
input:
xxyxxyx 20
output:
49
result:
ok single line: '49'