141 lines
3.3 KiB
C++
141 lines
3.3 KiB
C++
#include <stdio.h>
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#include <string.h>
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#include <iostream>
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#include <algorithm>
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#include <vector>
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#include <queue>
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#include <set>
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#include <map>
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#include <string>
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#include <math.h>
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#include <stdlib.h>
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#include <time.h>
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using namespace std;
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const int MAXN=100010;
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int t1[MAXN],t2[MAXN],c[MAXN];
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bool cmp(int *r,int a,int b,int l)
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{
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return r[a] == r[b] && r[a+l] == r[b+l];
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}
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void da(int str[],int sa[],int ran[],int height[],int n,int m)
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{
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n++;
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int i, j, p, *x = t1, *y = t2;
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for(i = 0;i < m;i++)c[i] = 0;
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for(i = 0;i < n;i++)c[x[i] = str[i]]++;
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for(i = 1;i < m;i++)c[i] += c[i-1];
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for(i = n-1;i >= 0;i--)sa[--c[x[i]]] = i;
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for(j = 1;j <= n; j <<= 1)
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{
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p = 0;
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for(i = n-j; i < n; i++)y[p++] = i;
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for(i = 0; i < n; i++)if(sa[i] >= j)y[p++] = sa[i] - j;
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for(i = 0; i < m; i++)c[i] = 0;
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for(i = 0; i < n; i++)c[x[y[i]]]++;
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for(i = 1; i < m;i++)c[i] += c[i-1];
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for(i = n-1; i >= 0;i--)sa[--c[x[y[i]]]] = y[i];
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swap(x,y);
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p = 1; x[sa[0]] = 0;
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for(i = 1;i < n;i++)
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x[sa[i]] = cmp(y,sa[i-1],sa[i],j)?p-1:p++;
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if(p >= n)break;
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m = p;
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}
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int k = 0;
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n--;
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for(i = 0;i <= n;i++)ran[sa[i]] = i;
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for(i = 0;i < n;i++)
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{
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if(k)k--;
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j = sa[ran[i]-1];
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while(str[i+k] == str[j+k])k++;
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height[ran[i]] = k;
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}
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}
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int ran[MAXN],height[MAXN];
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int RMQ[MAXN];
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int mm[MAXN];
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int best[20][MAXN];
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void initRMQ(int n)
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{
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mm[0]=-1;
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for(int i=1;i<=n;i++)
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mm[i]=((i&(i-1))==0)?mm[i-1]+1:mm[i-1];
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for(int i=1;i<=n;i++)best[0][i]=i;
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for(int i=1;i<=mm[n];i++)
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for(int j=1;j+(1<<i)-1<=n;j++)
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{
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int a=best[i-1][j];
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int b=best[i-1][j+(1<<(i-1))];
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if(RMQ[a]<RMQ[b])best[i][j]=a;
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else best[i][j]=b;
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}
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}
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int askRMQ(int a,int b)
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{
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int t;
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t=mm[b-a+1];
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b-=(1<<t)-1;
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a=best[t][a];b=best[t][b];
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return RMQ[a]<RMQ[b]?a:b;
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}
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int lcp(int a,int b)
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{
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a=ran[a];b=ran[b];
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if(a>b)swap(a,b);
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return height[askRMQ(a+1,b)];
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}
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char str[MAXN];
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int r[MAXN];
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int sa[MAXN];
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int A[MAXN],B[MAXN];
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int calc(int n)
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{
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if(n == 0)return 1;
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int ret = 0;
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while(n)
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{
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ret++;
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n /= 10;
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}
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return ret;
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}
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int main()
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{
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while(scanf("%s",str)==1)
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{
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int n = strlen(str);
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for(int i = 0;i < n;i++)
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r[i] = str[i];
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r[n] = 0;
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da(r,sa,ran,height,n,128);
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for(int i = 1;i <= n;i++)
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RMQ[i] = height[i];
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initRMQ(n);
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int k,u,v;
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long long ans1 = 0, ans2 = 0;
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scanf("%d",&k);
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for(int i = 0;i < k;i++)
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{
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scanf("%d%d",&A[i],&B[i]);
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if(i == 0)
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{
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ans1 += B[i] - A[i] + 1;
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ans2 += B[i] - A[i] + 3;
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continue;
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}
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int tmp ;
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if(A[i]!= A[i-1])tmp = lcp(A[i],A[i-1]);
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else tmp = 10000000;
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tmp = min(tmp,B[i]-A[i]);
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tmp = min(tmp,B[i-1]-A[i-1]);
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ans1 += B[i] - A[i] + 1;
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ans2 += B[i] - A[i] - tmp + 1;
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ans2 += 1;
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ans2 += calc(tmp);
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}
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printf("%I64d %I64d\n",ans1,ans2);
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}
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return 0;
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}
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