Submission #739765

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
739765	2023-05-11 09:01:36	bgnbvnbv	Sterilizing Spray (JOI15_sterilizing)	C++14	100 / 100	243 ms	8140 KiB

sterilizing

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#include<bits/stdc++.h>
#define TASKNAME "codeforce"
#define pb push_back
#define pli pair<int,int>
#define fi first
#define se second
#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL);
using namespace std;
using ll=long long;
const ll maxN=2e5;
const ll inf=1e18;
const ll mod=1e9+7;
ll st[4*maxN],mx[4*maxN],n;
void update(ll pos,ll val,ll id=1,ll l=1,ll r=n)
{
    if(l==r)
    {
        st[id]=val;
        mx[id]=val;
        return;
    }
    ll mid=l+r>>1;
    if(pos<=mid) update(pos,val,id*2,l,mid);
    else update(pos,val,id*2+1,mid+1,r);
    st[id]=st[id*2]+st[id*2+1];
    mx[id]=max(mx[id*2],mx[id*2+1]);
}
ll k;
void upd(ll i,ll j,ll id=1,ll l=1,ll r=n)
{
 
 
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Compilation message (stderr)

sterilizing.cpp: In function 'void update(ll, ll, ll, ll, ll)':
sterilizing.cpp:22:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   22 |     ll mid=l+r>>1;
      |            ~^~
sterilizing.cpp: In function 'void upd(ll, ll, ll, ll, ll)':
sterilizing.cpp:39:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   39 |     ll mid=l+r>>1;
      |            ~^~
sterilizing.cpp: In function 'll get(ll, ll, ll, ll, ll)':
sterilizing.cpp:49:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   49 |     ll mid=l+r>>1;
      |            ~^~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 75 / 75