Submission #1100895

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1100895	2024-10-15 02:05:08	vjudge1	Fortune Telling 2 (JOI14_fortune_telling2)	C++17	100 / 100	892 ms	44872 KiB

fortune_telling2

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#include <bits/stdc++.h>
using namespace std;
const int N=2e5;
int st[12*N+1],n,q;
void update(int x, int low, int hi ,int i, int k)
{
    if(low==hi) {st[x]=max(st[x],k); return;}
    int mid = low+hi>>1;
    if(i<=mid) update(x*2,low,mid,i,k);
    else update(x*2+1,mid+1,hi,i,k);
    st[x]=max(st[x*2],st[x*2+1]);
}
int getmx(int x, int low ,int hi, int i, int j)
{
    if(low>hi || low >j || hi < i) return 0;
    if(low>=i && hi<=j) return st[x];
    int mid=low+hi>>1;
    return max(getmx(x*2,low,mid,i,j), getmx(x*2+1,mid+1,hi,i,j));
}
int bit[3*N+100];
void add(int x)
{
    for(; x<=2*n+q+1;x+=x&(-x))
    {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

fortune_telling2.cpp: In function 'void update(int, int, int, int, int)':
fortune_telling2.cpp:11:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   11 |     int mid = low+hi>>1;
      |               ~~~^~~
fortune_telling2.cpp: In function 'int getmx(int, int, int, int, int)':
fortune_telling2.cpp:21:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   21 |     int mid=low+hi>>1;
      |             ~~~^~~

• Subtask 1: 4 / 4
• Subtask 2: 31 / 31
• Subtask 3: 65 / 65