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QOJ

ID	题目	提交者	结果	用时	内存	语言	文件大小	提交时间	测评时间
#83778	#3797. Wireless Communication Network	RiceShower^#	AC ✓	82ms	97224kb	C++14	1.1kb	2023-03-03 14:39:15	2023-03-03 14:39:18

Judging History

你现在查看的是最新测评结果

[2023-08-10 23:21:45]
System Update: QOJ starts to keep a history of the judgings of all the submissions.

[2023-03-03 14:39:18]
评测

测评结果：AC
用时：82ms
内存：97224kb

查看

[2023-03-03 14:39:15]
提交

answer

#include<bits/stdc++.h>
#define int long long
#define pb push_back
#define pii pair<int,int>
#define x first
#define y second
#define vi vector<int>
#define vpi vector<pii>
#define all(x) (x).begin(),(x).end()
#define WT int TT=read();while(TT--)
using namespace std;

inline int read()
{
    char c=getchar();int x=0;bool f=0;
    for(;!isdigit(c);c=getchar())f^=!(c^45);
    for(;isdigit(c);c=getchar())x=(x<<1)+(x<<3)+(c^48);
    if(f)x=-x;return x;
}
inline void ckmax(int &a,int b){a=(a>b?a:b);}
inline void ckmin(int &a,int b){a=(a<b?a:b);}

const int M=1e6+10;
int n,a[M],son[M][2],st[M],top,ans,dep[M],l[M];

void dfs(int u)
{
	if (son[u][0])dep[son[u][0]]=dep[u]+1,dfs(son[u][0]);
	if (son[u][1])dep[son[u][1]]=dep[u]+1,dfs(son[u][1]);
	if (son[u][0])ckmax(l[u],l[son[u][0]]+1);
	if (son[u][1])ckmax(ans,l[u]+l[son[u][1]]+1+dep[u]),ckmax(l[u],l[son[u][1]]+1);
	ckmax(ans,l[u]+dep[u]);
}

signed main()
{
	n=read();
	for (int i=1;i<=n;i++)
	{
		a[i]=n-read();
		while(a[st[top]]>a[i]&&top>0)son[i][0]=st[top],top--;
		if (top!=0)son[st[top]][1]=i;
		st[++top]=i;
	}int rt=st[1];
	dfs(rt);
	cout<<ans<<'\n';
	return 0;
}

源文件, 语言: C++14

詳細信息

Test #1:

score: 100

Accepted

time: 62ms

memory: 42968kb

input:

output:

result:

ok single line: '91'

Test #2:

score: 0

Accepted

time: 55ms

memory: 41708kb

input:

output:

result:

ok single line: '95'

Test #3:

score: 0

Accepted

time: 69ms

memory: 42556kb

input:

output:

result:

ok single line: '94'

Test #4:

score: 0

Accepted

time: 58ms

memory: 44160kb

input:

output:

result:

ok single line: '94'

Test #5:

score: 0

Accepted

time: 82ms

memory: 42732kb

input:

output:

result:

ok single line: '99'

Test #6:

score: 0

Accepted

time: 68ms

memory: 44092kb

input:

output:

result:

ok single line: '92'

Test #7:

score: 0

Accepted

time: 64ms

memory: 42808kb

input:

output:

result:

ok single line: '92'

Test #8:

score: 0

Accepted

time: 46ms

memory: 97224kb

input:

output:

result:

ok single line: '999996'

Test #9:

score: 0

Accepted

time: 54ms

memory: 89772kb

input:

output:

result:

ok single line: '999997'

Test #10:

score: 0

Accepted

time: 2ms

memory: 7428kb

input:

output:

result:

ok single line: '2'

Test #11:

score: 0

Accepted

time: 3ms

memory: 7428kb

input:

output:

result:

ok single line: '2'

Test #12:

score: 0

Accepted

time: 3ms

memory: 7352kb

input:

output:

result:

ok single line: '2'

Test #13:

score: 0

Accepted

time: 3ms

memory: 7488kb

input:

output:

result:

ok single line: '2'

Test #14:

score: 0

Accepted

time: 0ms

memory: 7432kb

input:

output:

result:

ok single line: '2'

Test #15:

score: 0

Accepted

time: 3ms

memory: 7448kb

input:

output:

result:

ok single line: '2'

Test #16:

score: 0

Accepted

time: 0ms

memory: 7608kb

input:

output:

result:

ok single line: '3'

Test #17:

score: 0

Accepted

time: 0ms

memory: 7588kb

input:

output:

result:

ok single line: '3'

Test #18:

score: 0

Accepted

time: 0ms

memory: 7336kb

input:

output:

result:

ok single line: '3'

Test #19:

score: 0

Accepted

time: 1ms

memory: 7484kb

input:

output:

result:

ok single line: '3'

Test #20:

score: 0

Accepted

time: 3ms

memory: 7608kb

input:

output:

result:

ok single line: '3'

Test #21:

score: 0

Accepted

time: 3ms

memory: 7608kb

input:

output:

result:

ok single line: '3'

Test #22:

score: 0

Accepted

time: 0ms

memory: 7612kb

input:

output:

result:

ok single line: '3'

Test #23:

score: 0

Accepted

time: 1ms

memory: 7428kb

input:

output:

result:

ok single line: '3'

Test #24:

score: 0

Accepted

time: 1ms

memory: 7440kb

input:

output:

result:

ok single line: '3'

Test #25:

score: 0

Accepted

time: 0ms

memory: 7612kb

input:

output:

result:

ok single line: '3'

Test #26:

score: 0

Accepted

time: 2ms

memory: 7388kb

input:

output:

result:

ok single line: '3'

Test #27:

score: 0

Accepted

time: 3ms

memory: 7592kb

input:

output:

result:

ok single line: '3'

Test #28:

score: 0

Accepted

time: 1ms

memory: 7484kb

input:

output:

result:

ok single line: '3'

Test #29:

score: 0

Accepted

time: 3ms

memory: 7612kb

input:

output:

result:

ok single line: '3'

Test #30:

score: 0

Accepted

time: 3ms

memory: 7388kb

input:

output:

result:

ok single line: '3'

Test #31:

score: 0

Accepted

time: 0ms

memory: 7288kb

input:

output:

result:

ok single line: '3'

Test #32:

score: 0

Accepted

time: 3ms

memory: 7480kb

input:

output:

result:

ok single line: '3'

Test #33:

score: 0

Accepted

time: 3ms

memory: 7604kb

input:

output:

result:

ok single line: '3'

Test #34:

score: 0

Accepted

time: 2ms

memory: 7452kb

input:

output:

result:

ok single line: '3'

Test #35:

score: 0

Accepted

time: 0ms

memory: 7452kb

input:

output:

result:

ok single line: '3'

Test #36:

score: 0

Accepted

time: 1ms

memory: 7464kb

input:

output:

result:

ok single line: '3'

Test #37:

score: 0

Accepted

time: 1ms

memory: 7424kb

input:

output:

result:

ok single line: '3'

Test #38:

score: 0

Accepted

time: 3ms

memory: 7436kb

input:

output:

result:

ok single line: '3'

Test #39:

score: 0

Accepted

time: 2ms

memory: 7432kb

input:

output:

result:

ok single line: '3'

Test #40:

score: 0

Accepted

time: 1ms

memory: 7484kb

input:

output:

result:

ok single line: '4'

Test #41:

score: 0

Accepted

time: 2ms

memory: 7444kb

input:

output:

result:

ok single line: '4'

Test #42:

score: 0

Accepted

time: 1ms

memory: 7444kb

input:

output:

result:

ok single line: '4'

Test #43:

score: 0

Accepted

time: 3ms

memory: 7452kb

input:

output:

result:

ok single line: '4'

Test #44:

score: 0

Accepted

time: 2ms

memory: 7436kb

input:

output:

result:

ok single line: '4'

Test #45:

score: 0

Accepted

time: 2ms

memory: 7592kb

input:

output:

result:

ok single line: '4'

Test #46:

score: 0

Accepted

time: 1ms

memory: 7468kb

input:

output:

result:

ok single line: '4'

Test #47:

score: 0

Accepted

time: 1ms

memory: 7388kb

input:

output:

result:

ok single line: '3'

Test #48:

score: 0

Accepted

time: 2ms

memory: 7432kb

input:

output:

result:

ok single line: '4'

Test #49:

score: 0

Accepted

time: 2ms

memory: 7612kb

input:

output:

result:

ok single line: '4'

Test #50:

score: 0

Accepted

time: 1ms

memory: 7544kb

input:

output:

result:

ok single line: '4'

Test #51:

score: 0

Accepted

time: 3ms

memory: 7444kb

input:

output:

result:

ok single line: '4'

Test #52:

score: 0

Accepted

time: 0ms

memory: 7392kb

input:

output:

result:

ok single line: '4'

Test #53:

score: 0

Accepted

time: 2ms

memory: 7592kb

input:

output:

result:

ok single line: '3'

Test #54:

score: 0

Accepted

time: 2ms

memory: 7444kb

input:

output:

result:

ok single line: '4'

Test #55:

score: 0

Accepted

time: 0ms

memory: 7608kb

input:

output:

result:

ok single line: '3'

Test #56:

score: 0

Accepted

time: 2ms

memory: 7468kb

input:

output:

result:

ok single line: '4'

Test #57:

score: 0

Accepted

time: 3ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #58:

score: 0

Accepted

time: 2ms

memory: 7396kb

input:

output:

result:

ok single line: '4'

Test #59:

score: 0

Accepted

time: 2ms

memory: 7596kb

input:

output:

result:

ok single line: '3'

Test #60:

score: 0

Accepted

time: 2ms

memory: 7448kb

input:

output:

result:

ok single line: '4'

Test #61:

score: 0

Accepted

time: 1ms

memory: 7608kb

input:

output:

result:

ok single line: '3'

Test #62:

score: 0

Accepted

time: 4ms

memory: 7468kb

input:

output:

result:

ok single line: '4'

Test #63:

score: 0

Accepted

time: 4ms

memory: 7472kb

input:

output:

result:

ok single line: '4'

Test #64:

score: 0

Accepted

time: 3ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #65:

score: 0

Accepted

time: 1ms

memory: 7472kb

input:

output:

result:

ok single line: '4'

Test #66:

score: 0

Accepted

time: 2ms

memory: 7340kb

input:

output:

result:

ok single line: '4'

Test #67:

score: 0

Accepted

time: 2ms

memory: 7444kb

input:

output:

result:

ok single line: '4'

Test #68:

score: 0

Accepted

time: 4ms

memory: 7452kb

input:

output:

result:

ok single line: '4'

Test #69:

score: 0

Accepted

time: 1ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #70:

score: 0

Accepted

time: 3ms

memory: 7440kb

input:

output:

result:

ok single line: '4'

Test #71:

score: 0

Accepted

time: 2ms

memory: 7344kb

input:

output:

result:

ok single line: '3'

Test #72:

score: 0

Accepted

time: 3ms

memory: 7540kb

input:

output:

result:

ok single line: '4'

Test #73:

score: 0

Accepted

time: 2ms

memory: 7452kb

input:

output:

result:

ok single line: '4'

Test #74:

score: 0

Accepted

time: 3ms

memory: 7444kb

input:

output:

result:

ok single line: '4'

Test #75:

score: 0

Accepted

time: 4ms

memory: 7452kb

input:

output:

result:

ok single line: '4'

Test #76:

score: 0

Accepted

time: 2ms

memory: 7452kb

input:

output:

result:

ok single line: '4'

Test #77:

score: 0

Accepted

time: 3ms

memory: 7468kb

input:

output:

result:

ok single line: '3'

Test #78:

score: 0

Accepted

time: 1ms

memory: 7456kb

input:

output:

result:

ok single line: '4'

Test #79:

score: 0

Accepted

time: 0ms

memory: 7460kb

input:

output:

result:

ok single line: '3'

Test #80:

score: 0

Accepted

time: 0ms

memory: 7472kb

input:

output:

result:

ok single line: '4'

Test #81:

score: 0

Accepted

time: 0ms

memory: 7612kb

input:

output:

result:

ok single line: '4'

Test #82:

score: 0

Accepted

time: 1ms

memory: 7444kb

input:

output:

result:

ok single line: '4'

Test #83:

score: 0

Accepted

time: 3ms

memory: 7444kb

input:

output:

result:

ok single line: '3'

Test #84:

score: 0

Accepted

time: 0ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #85:

score: 0

Accepted

time: 3ms

memory: 7460kb

input:

output:

result:

ok single line: '3'

Test #86:

score: 0

Accepted

time: 3ms

memory: 7576kb

input:

output:

result:

ok single line: '4'

Test #87:

score: 0

Accepted

time: 1ms

memory: 7388kb

input:

output:

result:

ok single line: '4'

Test #88:

score: 0

Accepted

time: 2ms

memory: 7440kb

input:

output:

result:

ok single line: '4'

Test #89:

score: 0

Accepted

time: 3ms

memory: 7484kb

input:

output:

result:

ok single line: '4'

Test #90:

score: 0

Accepted

time: 0ms

memory: 7484kb

input:

output:

result:

ok single line: '4'

Test #91:

score: 0

Accepted

time: 1ms

memory: 9492kb

input:

output:

result:

ok single line: '4'

Test #92:

score: 0

Accepted

time: 3ms

memory: 7392kb

input:

output:

result:

ok single line: '4'

Test #93:

score: 0

Accepted

time: 3ms

memory: 9492kb

input:

output:

result:

ok single line: '4'

Test #94:

score: 0

Accepted

time: 2ms

memory: 7588kb

input:

output:

result:

ok single line: '4'

Test #95:

score: 0

Accepted

time: 3ms

memory: 7472kb

input:

output:

result:

ok single line: '4'

Test #96:

score: 0

Accepted

time: 3ms

memory: 7612kb

input:

output:

result:

ok single line: '4'

Test #97:

score: 0

Accepted

time: 1ms

memory: 7556kb

input:

output:

result:

ok single line: '4'

Test #98:

score: 0

Accepted

time: 1ms

memory: 7432kb

input:

output:

result:

ok single line: '4'

Test #99:

score: 0

Accepted

time: 3ms

memory: 7484kb

input:

output:

result:

ok single line: '4'

Test #100:

score: 0

Accepted

time: 1ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #101:

score: 0

Accepted

time: 3ms

memory: 7444kb

input:

output:

result:

ok single line: '3'

Test #102:

score: 0

Accepted

time: 1ms

memory: 7444kb

input:

output:

result:

ok single line: '4'

Test #103:

score: 0

Accepted

time: 0ms

memory: 7448kb

input:

output:

result:

ok single line: '3'

Test #104:

score: 0

Accepted

time: 0ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #105:

score: 0

Accepted

time: 3ms

memory: 7544kb

input:

output:

result:

ok single line: '4'

Test #106:

score: 0

Accepted

time: 2ms

memory: 7548kb

input:

output:

result:

ok single line: '4'

Test #107:

score: 0

Accepted

time: 3ms

memory: 7440kb

input:

output:

result:

ok single line: '3'

Test #108:

score: 0

Accepted

time: 1ms

memory: 7452kb

input:

output:

result:

ok single line: '4'

Test #109:

score: 0

Accepted

time: 3ms

memory: 7464kb

input:

output:

result:

ok single line: '3'

Test #110:

score: 0

Accepted

time: 3ms

memory: 7472kb

input:

output:

result:

ok single line: '4'

Test #111:

score: 0

Accepted

time: 1ms

memory: 7424kb

input:

output:

result:

ok single line: '4'

Test #112:

score: 0

Accepted

time: 1ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #113:

score: 0

Accepted

time: 3ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #114:

score: 0

Accepted

time: 0ms

memory: 7424kb

input:

output:

result:

ok single line: '4'

Test #115:

score: 0

Accepted

time: 3ms

memory: 7448kb

input:

output:

result:

ok single line: '4'

Test #116:

score: 0

Accepted

time: 1ms

memory: 7608kb

input:

output:

result:

ok single line: '4'

Test #117:

score: 0

Accepted

time: 1ms

memory: 7584kb

input:

output:

result:

ok single line: '4'

Test #118:

score: 0

Accepted

time: 2ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #119:

score: 0

Accepted

time: 1ms

memory: 7448kb

input:

output:

result:

ok single line: '4'

Test #120:

score: 0

Accepted

time: 1ms

memory: 7340kb

input:

output:

result:

ok single line: '4'

Test #121:

score: 0

Accepted

time: 0ms

memory: 7424kb

input:

output:

result:

ok single line: '4'

Test #122:

score: 0

Accepted

time: 2ms

memory: 7440kb

input:

output:

result:

ok single line: '4'

Test #123:

score: 0

Accepted

time: 0ms

memory: 7468kb

input:

output:

result:

ok single line: '4'

Test #124:

score: 0

Accepted

time: 3ms

memory: 7612kb

input:

output:

result:

ok single line: '4'

Test #125:

score: 0

Accepted

time: 2ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #126:

score: 0

Accepted

time: 3ms

memory: 7488kb

input:

output:

result:

ok single line: '4'

Test #127:

score: 0

Accepted

time: 0ms

memory: 7392kb

input:

output:

result:

ok single line: '4'

Test #128:

score: 0

Accepted

time: 3ms

memory: 7472kb

input:

output:

result:

ok single line: '4'

Test #129:

score: 0

Accepted

time: 3ms

memory: 7468kb

input:

output:

result:

ok single line: '4'

Test #130:

score: 0

Accepted

time: 3ms

memory: 7464kb

input:

output:

result:

ok single line: '4'

Test #131:

score: 0

Accepted

time: 3ms

memory: 7440kb

input:

output:

result:

ok single line: '3'

Test #132:

score: 0

Accepted

time: 3ms

memory: 7340kb

input:

output:

result:

ok single line: '4'

Test #133:

score: 0

Accepted

time: 3ms

memory: 7344kb

input:

output:

result:

ok single line: '3'

Test #134:

score: 0

Accepted

time: 3ms

memory: 7608kb

input:

output:

result:

ok single line: '4'

Test #135:

score: 0

Accepted

time: 1ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #136:

score: 0

Accepted

time: 1ms

memory: 7608kb

input:

output:

result:

ok single line: '4'

Test #137:

score: 0

Accepted

time: 1ms

memory: 7540kb

input:

output:

result:

ok single line: '4'

Test #138:

score: 0

Accepted

time: 3ms

memory: 7444kb

input:

output:

result:

ok single line: '4'

Test #139:

score: 0

Accepted

time: 3ms

memory: 7428kb

input:

output:

result:

ok single line: '4'

Test #140:

score: 0

Accepted

time: 1ms

memory: 7436kb

input:

output:

result:

ok single line: '4'

Test #141:

score: 0

Accepted

time: 2ms

memory: 7472kb

input:

output:

result:

ok single line: '4'

Test #142:

score: 0

Accepted

time: 0ms

memory: 7612kb

input:

output:

result:

ok single line: '4'

Test #143:

score: 0

Accepted

time: 0ms

memory: 7480kb

input:

output:

result:

ok single line: '4'

Test #144:

score: 0

Accepted

time: 1ms

memory: 7472kb

input:

output:

result:

ok single line: '4'

Test #145:

score: 0

Accepted

time: 3ms

memory: 7608kb

input:

output:

result:

ok single line: '4'

Test #146:

score: 0

Accepted

time: 0ms

memory: 7440kb

input:

output:

result:

ok single line: '4'

Test #147:

score: 0

Accepted

time: 1ms

memory: 7340kb

input:

output:

result:

ok single line: '4'

Test #148:

score: 0

Accepted

time: 3ms

memory: 7336kb

input:

output:

result:

ok single line: '4'

Test #149:

score: 0

Accepted

time: 0ms

memory: 7444kb

input:

output:

result:

ok single line: '4'

Test #150:

score: 0

Accepted

time: 2ms

memory: 7592kb

input:

output:

result:

ok single line: '4'

Test #151:

score: 0

Accepted

time: 1ms

memory: 7544kb

input:

output:

result:

ok single line: '4'

Test #152:

score: 0

Accepted

time: 3ms

memory: 7608kb

input:

output:

result:

ok single line: '4'

Test #153:

score: 0

Accepted

time: 3ms

memory: 7612kb

input:

output:

result:

ok single line: '4'

Test #154:

score: 0

Accepted

time: 3ms

memory: 7472kb

input:

output:

result:

ok single line: '4'

Test #155:

score: 0

Accepted

time: 3ms

memory: 7544kb

input:

output:

result:

ok single line: '4'

Test #156:

score: 0

Accepted

time: 0ms

memory: 7340kb

input:

output:

result:

ok single line: '4'

Test #157:

score: 0

Accepted

time: 0ms

memory: 7392kb

input:

output:

result:

ok single line: '4'

Test #158:

score: 0

Accepted

time: 3ms

memory: 7608kb

input:

output:

result:

ok single line: '4'

Test #159:

score: 0

Accepted

time: 0ms

memory: 7468kb

input:

output:

result:

ok single line: '4'

Test #160:

score: 0

Accepted

time: 31ms

memory: 43732kb

input:

output:

result:

ok single line: '95'

Test #161:

score: 0

Accepted

time: 55ms

memory: 42660kb

input:

output:

result:

ok single line: '89'

Test #162:

score: 0

Accepted

time: 68ms

memory: 43580kb

input:

output:

result:

ok single line: '92'

Test #163:

score: 0

Accepted

time: 44ms

memory: 44468kb

input:

output:

result:

ok single line: '90'