# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
23147 | ainta | New Ocurrences (KRIII5_NO) | C++14 | 436 ms | 8024 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<cstdio>
#include<algorithm>
#include<vector>
using namespace std;
char p[101000];
int n, C[101000], ord1[101000], ord2[101000], SA[101000], LCP[101000], Rank[101000];
struct AA{
int a, b;
}w[101000];
void Make_SA(){
int i, M = max(200,n), L = 1;
for(i=0;i<n;i++)w[i].a = p[i], w[i].b = p[i+1];
while(1){
for(i=0;i<=M;i++)C[i]=0;
for(i=0;i<n;i++)C[w[i].b]++;
for(i=1;i<=M;i++)C[i]+=C[i-1];
for(i=0;i<n;i++)ord1[--C[w[i].b]] = i;
for(i=0;i<=M;i++)C[i]=0;
for(i=0;i<n;i++)C[w[i].a]++;
for(i=1;i<=M;i++)C[i]+=C[i-1];
for(i=n-1;i>=0;i--)ord2[--C[w[ord1[i]].a]] = ord1[i];
int cnt = 0;
for(i=0;i<n;i++){
if(i==0||w[ord2[i]].a!=w[ord2[i-1]].a||w[ord2[i]].b!=w[ord2[i-1]].b)cnt++;
Rank[ord2[i]] = cnt;
}
if(cnt == n)break;
L<<=1;
for(i=0;i<n;i++){
w[i].a=Rank[i];
Compilation message (stderr)
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