QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#657718 | #7622. Yet Another Coffee | yld | WA | 1ms | 5912kb | C++20 | 2.2kb | 2024-10-19 15:20:22 | 2024-10-19 15:20:22 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
#define endl '\n'
#define ls rt<<1
#define rs rt<<1|1
using namespace std;
const int MAXN=2e5+5;
struct SegmentTree{
int l,r,minn;
int lazy;
}tr[MAXN];
int a[MAXN];
void update(int rt)
{
tr[rt].minn=min(tr[ls].minn,tr[rs].minn);
}
void build(int l,int r,int rt)
{
tr[rt].l=l,tr[rt].r=r;
tr[rt].lazy=0;
tr[rt].minn=1e18;
if(l==r) {tr[rt].minn=a[l];return;}
int mid=l+r>>1;
build(l,mid,ls);
build(mid+1,r,rs);
update(rt);
}
void pushdown(int rt)
{
if(tr[rt].lazy)
{
tr[ls].lazy+=tr[rt].lazy;
tr[rs].lazy+=tr[rt].lazy;
tr[ls].minn+=tr[rt].lazy;
tr[rs].minn+=tr[rt].lazy;
tr[rt].lazy=0;
}
}
void modify(int l,int r,int rt,int c)
{
if(tr[rt].l==tr[rt].r)
{
tr[rt].lazy+=c;
tr[rt].minn+=c;
return;
}
int mid=tr[rt].l+tr[rt].r>>1;
pushdown(rt);
if(l<=mid) modify(l,r,ls,c);
if(r>mid) modify(l,r,rs,c);
update(rt);
}
pair<int,int> query(int l,int r,int rt)
{
if(tr[rt].l==tr[rt].r)
return {tr[rt].minn,tr[rt].l};
pushdown(rt);
int ans=1e18,pos;
int mid=tr[rt].l+tr[rt].r>>1;
if(l<=mid)
{
auto [x,y]=query(l,r,ls);
if(ans>x)
ans=x;pos=y;
}
if(r>mid)
{
auto [x,y]=query(l,r,rs);
if(ans>x) ans=x,pos=y;
}
update(rt);
return {ans,pos};
}
void solve()
{
int n,m;
cin>>n>>m;
for(int i=1;i<=n;i++) cin>>a[i];
build(1,n,1);
vector<pair<int,int>> q;
for(int i=1;i<=m;i++)
{
int x,y;
cin>>x>>y;
q.push_back({x,y});
modify(1,x,1,-y);
}
sort(q.begin(),q.end(),greater<>());
int ans=0;
for(int i=1;i<=n;i++)
{
auto [x,y]=query(1,n,1);
ans+=x;
modify(y,y,1,1e18);
while(q.size() && q.back().first>=y)
{
auto [c,d]=q.back();q.pop_back();
modify(1,c,1,d);
}
cout<<ans<<' ';
}
cout<<endl;
}
signed main()
{
cin.tie(0)->sync_with_stdio(0);
int t=1;
cin>>t;
while(t--) solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3636kb
input:
5 10 14 17 37 59 65 53 73 68 177 160 111 10 177 5 193 2 30 3 63 2 339 3 263 5 178 2 190 9 23 10 328 10 200 9 8 3 391 6 230 12 9 152 306 86 88 324 59 18 14 42 260 304 55 3 50 2 170 1 252 7 811 1 713 7 215 10 201 4 926 8 319 19 20 182 74 180 201 326 243 195 31 170 263 284 233 48 166 272 281 179 116 31...
output:
-2596 -2559 -2506 -2447 -2382 -2314 -2241 -2130 -1970 -1793 -3505 -3491 -3473 -3431 -3376 -3317 -3231 -3143 -2883 -2579 -2273 -1949 -6527 -6496 -6448 -6374 -6258 -6092 -5922 -5743 -5563 -5368 -5167 -4934 -4691 -4428 -4156 -3875 -3591 -3272 -2946 -3219 -2987 -2572 -2140 -1707 -1238 -768 -274 243 1...
result:
ok 70 numbers
Test #2:
score: 0
Accepted
time: 1ms
memory: 5912kb
input:
2 5 2 1 2 3 4 5 3 1 4 2 7 3 4 3 1 10 3 8 6 4 9 3 8 4 5
output:
-2 0 3 7 12 -21 -18 -15 -11 -5 3 13
result:
ok 12 numbers
Test #3:
score: 0
Accepted
time: 1ms
memory: 5844kb
input:
8 1 0 72916 9 11 130289 240521 653024 625847 679075 529899 486802 540872 353600 2 5400 2 257841 6 48161 3 71484 9 156788 3 181910 4 45589 6 210869 5 70426 9 87059 5 115764 8 7 634608 412120 360938 425426 825551 138578 678304 747502 2 235317 4 281859 5 553042 8 295615 8 32014 8 755313 4 439284 19 10 ...
output:
72916 -1121002 -880481 -526881 -40079 489820 1030692 1656539 2309563 2988638 -2180324 -2041746 -1680808 -1255382 -620774 57530 805032 1630583 -1025384 -1022941 -1018403 -1013731 -1006580 -998875 -987675 -970496 -953098 -932654 -909692 -886331 -862054 -835158 -807901 -779123 -747157 -713222 -67928...
result:
ok 85 numbers
Test #4:
score: -100
Wrong Answer
time: 0ms
memory: 3576kb
input:
5 18 24 561699155 345484852 420718917 108291879 553918474 392861085 299874093 28528146 248352314 398850144 248444258 89834833 251398697 101739017 240342391 320200928 481962939 343719433 5 354704 6 9355942 7 7098134 16 38746862 15 35848885 14 42058214 15 18411581 9 23207206 18 19518309 14 20707458 13...
output:
-416165974 -738125938 -975289815 -885454982 -783715965 -543373574 -295021260 -46577002 204821695 504695788 824896716 1168616149 1561477234 1960327378 2381046295 2863009234 3416927708 3978626863 335919368 705602908 146524143 438492672 -3870833640 -7605186184 -7552283328 -7484081315 -7361798704 -71...
result:
wrong answer 2nd numbers differ - expected: '-387637828', found: '-738125938'