QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#567783 | #9313. Make Max | lanhuo | WA | 28ms | 5224kb | C++17 | 1.5kb | 2024-09-16 13:54:37 | 2024-09-16 13:54:37 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
//#pragma GCC optimize(2)
//#pragma GCC optimize(3,"Ofast","inline")
typedef long long ll;
#define pll pair<ll,ll>
const int inf=0x3f3f3f3f;
const int N=2e5+5;
const int mod=99844854;
#define PI 3.1415926
#define fi first
#define se second
struct st{
ll l,r,ma,len;
};
ll n,a[N],ans;
st x;
void check(){
while(x.r<=n){
if(x.l==1){
if(x.r==n)return;
if(x.ma<a[x.r+1]){
ans+=x.len;
x.r++;
x.ma=a[x.r];
x.len++;
}
else if(x.ma==a[x.r+1]){
x.r++;
x.len++;
}
else{
st p=x;
x.r++;
x.l=x.r;
x.ma=a[x.r];
x.len=1;
check();
x.l=p.l;x.ma=p.ma;
x.len=x.r-x.l+1;
}
}
else{
if(x.r==n){
ans+=x.len;
return;
}
else{
if(x.ma==a[x.r+1]){
x.r++;
x.len++;
}
else if(x.ma>a[x.r+1]){
st p=x;
x.r++;
x.l=x.r;
x.ma=a[x.r];
x.len=1;
check();
x.l=p.l;x.ma=p.ma;
x.len=x.r-x.l+1;
}
else{
if(a[x.r+1]==a[x.l-1]){
x.r++;
}
else if(a[x.r+1]>a[x.l-1]){
ans+=x.len;
a[x.r]=a[x.l-1];
return;
}
else{
ans+=x.len;
x.r++;x.ma=a[x.r];
x.len=x.r-x.l+1;
}
}
}
}
}
}
void solve(){
cin>>n;
for(int i=1;i<=n;++i)cin>>a[i];
ans=0;
x={1,1,a[1],1};
check();
cout<<ans<<endl;
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int t;cin>>t;
while(t--){
solve();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3732kb
input:
4 2 1 2 2 2 2 7 1 1 1 2 2 2 2 3 1 2 3
output:
1 0 3 3
result:
ok 4 number(s): "1 0 3 3"
Test #2:
score: 0
Accepted
time: 28ms
memory: 5164kb
input:
2 198018 875421126 585870339 471894633 383529988 625397685 944061047 704695631 105113224 459022561 760848605 980735314 847376362 980571959 329939331 644635272 326439858 752879510 837384394 175179068 182094523 397239381 1199016 185143405 279638454 252374970 822030887 860312140 137248166 993229443 164...
output:
4084978 4130372
result:
ok 2 number(s): "4084978 4130372"
Test #3:
score: -100
Wrong Answer
time: 20ms
memory: 5224kb
input:
2 195768 3086 1582 7854 5577 5243 2734 8054 4805 5686 7065 5555 2410 6240 7589 2889 3745 8094 9147 9438 1252 5497 5786 6655 4437 3933 2579 5722 9512 3117 1742 5362 2068 1853 4069 9231 1126 3991 420 2571 5517 3063 7279 8085 6111 5503 5980 50 6003 244 9684 6343 6517 1598 5223 5520 982 3932 1093 1149 7...
output:
4695147 5137558
result:
wrong answer 1st numbers differ - expected: '3061429', found: '4695147'