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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 |
---|---|---|---|---|---|---|---|---|---|
#71857 | #2018. 字符串匹配 | He_Ren | 100 ✓ | 146ms | 20516kb | C++17 | 2.0kb | 2023-01-12 02:03:46 | 2023-01-12 02:03:47 |
Judging History
answer
#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<algorithm>
#include<vector>
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
const int MAXN = (1<<20) + 5;
#define bbit(i) (1<<(i))
#define bdig(x,i) (((x)>>(i))&1)
#define lowbit(x) ((x)&-(x))
const int all = (1<<20) - 1, ALL = all + 5;
int num1[ALL];
inline int get_num1(int x){ return num1[x&all] + num1[x>>20];}
template<const int N>
struct BIT// range [0, N]
{
int MAXN;
BIT(void): MAXN(N+2) {}
int tree[N+2];
inline void clear(void){ memset(tree,0,sizeof(tree));}
inline void update(int x,int k)
{
++x;
while(x<MAXN)
tree[x] += k,
x += lowbit(x);
}
inline int query(int x)
{
++x;
int res = 0;
while(x)
res += tree[x],
x ^= lowbit(x);
return res;
}
};
int n;
char s[MAXN];
int z[MAXN];
void get_z(void)
{
z[1] = n;
for(int i=2,l=1,r=1; i<=n; ++i)
{
z[i] = i<r? min(r-i, z[1+i-l]): 0;
while(s[1+z[i]] == s[i+z[i]]) ++z[i];
if(i+z[i] > r) l=i, r=i+z[i];
}
}
int pre[MAXN], suf[MAXN];
void solve(void)
{
scanf("%s",s+1);
n = strlen(s+1);
get_z();
pre[0] = 0;
for(int i=1; i<=n; ++i) pre[i] = pre[i-1] ^ bbit(s[i] - 'a');
suf[n+1] = 0;
for(int i=n; i>=1; --i) suf[i] = suf[i+1] ^ bbit(s[i] - 'a');
static BIT<26> tree;
tree.clear();
ll ans = 0;
for(int i=1; i<n; ++i)
{
if(i==1){ tree.update(get_num1(pre[i]), 1); continue;}
int cnt = min(z[i+1], n-i-1) / i, rb = i + cnt * i;
int type1 = get_num1(suf[rb+1]), c1 = (cnt>>1) + (rb < n);
int type2 = get_num1(suf[rb+1] ^ pre[i]), c2 = (cnt+1)>>1;
ans += (ll)tree.query(type1) * c1 + (ll)tree.query(type2) * c2;
tree.update(get_num1(pre[i]), 1);
}
printf("%lld\n",ans);
}
int main(void)
{
// freopen("string.in","r",stdin);
// freopen("string.out","w",stdout);
num1[0] = 0;
for(int i=1; i<ALL; ++i) num1[i] = num1[i^lowbit(i)] + 1;
int T;
scanf("%d",&T);
while(T--) solve();
return 0;
}
詳細信息
Test #1:
score: 4
Accepted
time: 1ms
memory: 8128kb
input:
5 jjjjjjjjjj lllllllcyg mgmgmgmgmg nycqtnycqt tdutduwyga
output:
30 39 30 20 33
result:
ok 5 tokens
Test #2:
score: 4
Accepted
time: 3ms
memory: 7840kb
input:
5 hhhhhhhhhh iiiiiiibkw dgdgdgdgdg ffffffffyf ffzffzwsnw
output:
30 39 30 44 36
result:
ok 5 tokens
Test #3:
score: 4
Accepted
time: 1ms
memory: 7244kb
input:
5 rrrrrrrrrr iiiiiiiwzr dididididi wwwwzqcjvv mbymbyhgpc
output:
30 39 30 28 33
result:
ok 5 tokens
Test #4:
score: 4
Accepted
time: 0ms
memory: 8456kb
input:
5 cccccccccc lllllllket tututututu ccbuxccbux pnppnpnlwl
output:
30 39 30 26 32
result:
ok 5 tokens
Test #5:
score: 4
Accepted
time: 2ms
memory: 8992kb
input:
5 uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuubgmwdgmgwvqvkbcvihsk qdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaaqdaa csqblzrdlnifzdoijirxfuuojcsqblzrdlnifzdoijirxfuuojcsqblzrdlnifzdoijirxfuuojcsqblzrdlnifzdoijirxf...
output:
6590 3585 2313 4359 4486
result:
ok 5 tokens
Test #6:
score: 4
Accepted
time: 2ms
memory: 7912kb
input:
5 llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllsuqtxhunfvotmxfqebwj rpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpiarpia yyexplkvmxjuqzgrsmdaztszfyyexplkvmxjuqzgrsmdaztszfyyexplkvmxjuqzgrsmdaztszfyyexplkvmxjuqzgrsmdaz...
output:
6564 3560 2607 4517 4554
result:
ok 5 tokens
Test #7:
score: 4
Accepted
time: 1ms
memory: 8664kb
input:
5 nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnkvpnzxdkdhjucliujhhl quegquegquegquegquegquegquegquegquegquegquegquegquegquegquegquegquegquegquegquegquegquegquegquegqueg aicsiooegbozaohagssdehvjzaicsiooegbozaohagssdehvjzaicsiooegbozaohagssdehvjzaicsiooegbozaohagssde...
output:
6517 3560 2888 4965 4105
result:
ok 5 tokens
Test #8:
score: 4
Accepted
time: 5ms
memory: 9120kb
input:
5 ppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppphytnmeyelaxegcuzqkv joksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoksjoks yqmqquzipayftwvwjnbqptuhwyqmqquzipayftwvwjnbqptuhwyqmqquzipayftwvwjnbqptuhwyqmqquzipayftwvwjnbqp...
output:
6604 3560 2738 4804 4832
result:
ok 5 tokens
Test #9:
score: 4
Accepted
time: 1ms
memory: 8268kb
input:
5 ssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss...
output:
690923 325466 274377 538726 519032
result:
ok 5 tokens
Test #10:
score: 4
Accepted
time: 3ms
memory: 7636kb
input:
5 ssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss...
output:
688611 325466 278014 483768 516890
result:
ok 5 tokens
Test #11:
score: 4
Accepted
time: 1ms
memory: 7316kb
input:
5 rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr...
output:
690572 325466 282653 400319 517082
result:
ok 5 tokens
Test #12:
score: 4
Accepted
time: 3ms
memory: 7408kb
input:
5 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj...
output:
689440 325466 278624 464740 501911
result:
ok 5 tokens
Test #13:
score: 4
Accepted
time: 1ms
memory: 7916kb
input:
5 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee...
output:
714173984 606072908 715934994 603558188 714547382
result:
ok 5 tokens
Test #14:
score: 4
Accepted
time: 4ms
memory: 8528kb
input:
5 vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv...
output:
713410981 603184777 713761452 714012718 603184777
result:
ok 5 tokens
Test #15:
score: 4
Accepted
time: 4ms
memory: 9072kb
input:
5 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee...
output:
3502305645 3504362490 3495279874 3496151003 2412446034
result:
ok 5 tokens
Test #16:
score: 4
Accepted
time: 7ms
memory: 8796kb
input:
5 cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc...
output:
2419023179 3481792643 2416893029 3498851133 2414888013
result:
ok 5 tokens
Test #17:
score: 4
Accepted
time: 8ms
memory: 9040kb
input:
5 dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd...
output:
2414715183 2414053265 3498760311 2415418741 2412193453
result:
ok 5 tokens
Test #18:
score: 4
Accepted
time: 21ms
memory: 9216kb
input:
5 uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu...
output:
14044909130 13758605640 8021703699 4927122703 9489413350
result:
ok 5 tokens
Test #19:
score: 4
Accepted
time: 16ms
memory: 9072kb
input:
5 ssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss...
output:
14044820948 13781146461 7453935828 4673360128 9488558416
result:
ok 5 tokens
Test #20:
score: 4
Accepted
time: 21ms
memory: 9344kb
input:
5 rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr...
output:
14044830602 13805450160 7984918891 4873659736 9491430029
result:
ok 5 tokens
Test #21:
score: 4
Accepted
time: 16ms
memory: 9828kb
input:
5 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...
output:
14044823925 13789617860 7597752918 4978465106 9490927685
result:
ok 5 tokens
Test #22:
score: 4
Accepted
time: 134ms
memory: 20456kb
input:
5 ssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss...
output:
903628883069 902178522904 467114641327 305284235317 620652587747
result:
ok 5 tokens
Test #23:
score: 4
Accepted
time: 134ms
memory: 20516kb
input:
5 qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq...
output:
903629704237 901055755987 504315438243 304698187610 620653531389
result:
ok 5 tokens
Test #24:
score: 4
Accepted
time: 146ms
memory: 20432kb
input:
5 cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc...
output:
904243010503 904253960505 904235088477 667900329073 904248230739
result:
ok 5 tokens
Test #25:
score: 4
Accepted
time: 136ms
memory: 20436kb
input:
5 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...
output:
904261912252 904260123920 904263261760 667900331468 904241569561
result:
ok 5 tokens
Extra Test:
score: 0
Extra Test Passed