NOI.AC

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
#214408	#2386. 回忆	a_sad_soul	10	143ms	1268kb	C++11	861b	2024-11-18 20:29:29	2024-11-19 08:32:04

answer

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int MAXN = 1e5;
int n;
ll a[MAXN];
set<ll>in;
ll num[MAXN];
bool check(int i){
    for(int j=i-1;j;--j)if(!in.count(num[i]+num[j]))return false;
    return true;
}
ll x[MAXN];
int cnt;
void IS_ANS(){
    cnt=0;
    for(int i=1;i<=n;++i)
        for(int j=i+1;j<=n;++j)x[++cnt]=num[i]+num[j];
    sort(x+1,x+1+cnt);
    for(int i=1;i<=n*(n-1)/2;++i)if(x[i]!=a[i])return ;
    for(int i=1;i<=n;++i)cout<<num[i]<<" ";
    exit(0);
}
void dfs(int cnt){
    if(cnt==n+1){
        IS_ANS();
        return ;
    }
    for(int i=1;i<=100;++i){
        num[cnt]=i;
        dfs(cnt+1);
    }
}
int main(){
    scanf("%d",&n);
    for(int i=1;i<=n*(n-1)/2;++i)scanf("%lld",&a[i]),in.insert(a[i]);
    sort(a+1,a+1+(n*(n-1)/2));
    dfs(1);    
    return 0;
}

源文件, 语言: C++11

详细

小提示：点击横条可展开更详细的信息

Test #1:

score: 0

Time Limit Exceeded

input:

5
4 5 9 9 10 13 14 14 15 19

output:

result:

Test #2:

score: 10

Accepted

time: 143ms

memory: 1268kb

input:

5
5 9 9 10 12 12 13 16 17 17

output:

1 4 8 8 9

result:

ok Your answer is correct.

Test #3:

score: 0

Time Limit Exceeded

input:

5
10 11 12 13 13 14 15 15 16 17

output:

result:

Test #4:

score: 0

Time Limit Exceeded

input:

50
9 13 15 20 20 20 21 22 22 26 26 26 27 27 27 28 29 31 31 32 32 33 33 33 33 33 34 34 34 35 35 36 37...

output:

result:

Test #5:

score: 0

Time Limit Exceeded

input:

50
9 11 14 14 16 16 16 18 19 19 21 21 21 21 22 22 23 23 23 23 24 25 25 26 26 26 26 26 26 26 27 27 27...

output:

result:

Test #6:

score: 0

Time Limit Exceeded

input:

50
7 9 12 16 19 21 26 27 29 29 31 33 33 33 34 35 36 36 36 36 37 38 38 38 38 39 39 40 40 40 41 41 42 ...

output:

result:

Test #7:

score: 0

Time Limit Exceeded

input:

300
660422 717145 1052261 1191442 1526558 1583281 1636913 1972029 2028752 2207583 2247577 2427928 25...

output:

result:

Test #8:

score: 0

Time Limit Exceeded

input:

300
1719032 1728175 1968715 2265775 2506315 2515458 2534303 2752316 3002166 3035709 3071903 3081046 ...

output:

result:

Test #9:

score: 0

Time Limit Exceeded

input:

300
725653 809390 819383 974701 984694 1058923 1068431 1068916 1152653 1317964 1422171 1432164 15159...

output:

result:

Test #10:

score: 0

Time Limit Exceeded

input:

300
2355315 3132486 3240117 3325566 3662015 3854305 3961936 4047385 4053636 4142315 4383834 4725290 ...