136 lines
3.7 KiB
C++
136 lines
3.7 KiB
C++
#include<iostream>
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#include<cstdio>
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#include<cstring>
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#include<string>
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#include<algorithm>
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#include<map>
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#include<queue>
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#include<stack>
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#include<set>
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#include<cmath>
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#include<vector>
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#include<bitset>
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#define inf 0x3f3f3f3f
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#define Inf 0x3FFFFFFFFFFFFFFFLL
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#define eps 1e-6
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#define pi acos(-1.0)
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using namespace std;
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typedef long long ll;
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const int maxn = 100000 + 10;
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struct Node
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{
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int pos,l,r,gval;
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Node(int pos = 0,int l = 0,int r = 0,int gval = 0):pos(pos),l(l),r(r),gval(gval){}
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bool operator < (const Node & a) const
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{
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if(gval != a.gval) return gval < a.gval;
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if(pos != a.pos) return pos < a.pos;
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return r < a.r;
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}
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}node[maxn*20];
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ll sum[maxn*20];
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int cnt[maxn*20];
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int a[maxn],pa[maxn],pre[maxn],val[maxn],n,tot;
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int gcd(int a,int b) { return b == 0?a:gcd(b,a%b);}
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vector<Node>vt[maxn];
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void precal()
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{
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for(int i = 0;i <= n;++i) vt[i].clear();
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vt[n].push_back(Node(n,n,n,a[n]));
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Node ntmp;
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int x;
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for(int i = n - 1;i >= 1;--i)
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{
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int size = vt[i + 1].size();
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int cnt = 1;
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vt[i].push_back(Node(i,i,i,a[i]));
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for(int j = 0;j < size;++j)
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{
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ntmp = vt[i+1][j];
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x = gcd(a[i],ntmp.gval);
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if(cnt && vt[i][cnt-1].gval == x)
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vt[i][cnt - 1].r = ntmp.r;
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else
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vt[i].push_back(Node(i,ntmp.l,ntmp.r,x)),cnt++;
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}
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}
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tot = 0;
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for(int i = 1;i <= n;++i)
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for(int j = 0;j < (int)vt[i].size();++j)
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node[++tot] = Node(vt[i][j]);
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sort(node + 1,node + tot + 1);
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sum[0] = 0;
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for(int i = 1;i <= tot;++i)
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sum[i] = sum[i-1] + node[i].r - node[i].l + 1;
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cnt[1] = 1;
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for(int i = 2;i <= tot;++i)
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cnt[i] = cnt[i-1] + (node[i].gval != node[i-1].gval);
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}
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int f(int l,int r)
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{
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int L = 0,R = vt[l].size() - 1;
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while(L < R)
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{
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int m = (L + R)>>1;
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// cout<<vt[l][m].r<<endl;
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if(vt[l][m].r < r)
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L = m + 1;
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else
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R = m;
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}
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return vt[l][L].gval;
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}
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int main()
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{
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char str[20];
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int t,tcase = 0,Q;
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scanf("%d",&t);
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while(t--)
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{
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scanf("%d%d",&n,&Q);
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for(int i = 1;i <= n;++i)
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scanf("%d",&a[i]);
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precal();
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ll x,y,ans1,ans2;
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Node tmp;
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printf("Case #%d:\n",++tcase);
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while(Q--)
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{
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scanf("%s",str);
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scanf("%I64d%I64d",&x,&y);
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if(str[0] == 'S')
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{
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if(cnt[tot] < x)
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{
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puts("-1");
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continue;
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}
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int L = lower_bound(cnt + 1,cnt + tot + 1,x) - cnt;
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int R = upper_bound(cnt + 1,cnt + tot + 1,x) - cnt - 1;
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if(sum[R] - sum[L - 1] < y)
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{
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puts("-1");
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continue;
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}
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int pos = lower_bound(sum + L,sum + R + 1,y + sum[L-1]) - sum;
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ll tx = sum[pos] - sum[L - 1] - y;
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ans1 = node[pos].pos;
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ans2 = node[pos].r - tx;
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printf("%I64d %I64d\n",ans1,ans2);
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}
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else
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{
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int val = f(x,y),p1,p2;
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tmp = Node(-inf,0,0,val);
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p1 = lower_bound(node + 1,node + tot + 1,tmp) - (node );
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ans1 = cnt[p1];
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tmp = Node(x,x,y,val);
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p2 = lower_bound(node + p1,node + tot + 1,tmp) - node;
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ans2 = sum[p2 - 1] - sum[p1 - 1] + y - node[p2].l + 1;
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printf("%I64d %I64d\n",ans1,ans2);
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}
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}
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}
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return 0;
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}
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