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답안 #285472

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
285472 2020-08-29T06:40:36 Z mosiashvililuka Mountains (NOI20_mountains) C++14
100 / 100
 659 ms 34168 KB 
#include<bits/stdc++.h>
using namespace std;
long long a,b,c,d,e,i,j,ii,jj,zx,xc,lf[300009],rg[300009],f[300009],fen[300009],pas;
map <long long, long long> m;
map <long long, long long>::iterator it;
void upd(long long q){
    while(q<=a+1){
        fen[q]++;
        q=q+(q&(-q));
    }
}
long long read(long long q){
    long long jm=0;
    while(q>=1){
        jm+=fen[q];
        q=q-(q&(-q));
    }
    return jm;
}
int main(){
    ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0);
    cin>>a;
    for(i=1; i<=a; i++){
        cin>>f[i];
        m[f[i]]=1;
    }
    zx=0;
    for(it=m.begin(); it!=m.end(); it++){
        zx++;
        m[(*it).first]=zx;
    }
    for(i=1; i<=a; i++) f[i]=m[f[i]];
    for(i=0; i<=a+2; i++) fen[i]=0;
    for(i=1; i<=a; i++){
        lf[i]=read(f[i]-1);
        upd(f[i]);
    }
    for(i=0; i<=a+2; i++) fen[i]=0;
    for(i=a; i>=1; i--){
        rg[i]=read(f[i]-1);
        upd(f[i]);
    }
    for(i=1; i<=a; i++){
        pas+=lf[i]*rg[i];
    }
    cout<<pas;
    return 0;
}

Subtask #1
2.0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 238 ms 34008 KB Output is correct
3 Correct 237 ms 34040 KB Output is correct
4 Correct 244 ms 34040 KB Output is correct
5 Correct 253 ms 34168 KB Output is correct
6 Correct 235 ms 34040 KB Output is correct
7 Correct 245 ms 34068 KB Output is correct
8 Correct 266 ms 34088 KB Output is correct
9 Correct 197 ms 24964 KB Output is correct
10 Correct 206 ms 25080 KB Output is correct

Subtask #2
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 66 ms 10360 KB Output is correct
2 Correct 63 ms 10360 KB Output is correct
3 Correct 62 ms 10260 KB Output is correct
4 Correct 84 ms 10360 KB Output is correct
5 Correct 65 ms 10364 KB Output is correct
6 Correct 64 ms 10360 KB Output is correct
7 Correct 76 ms 10360 KB Output is correct
8 Correct 72 ms 10360 KB Output is correct
9 Correct 67 ms 10360 KB Output is correct
10 Correct 1 ms 384 KB Output is correct

Subtask #3
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 66 ms 10360 KB Output is correct
2 Correct 63 ms 10360 KB Output is correct
3 Correct 62 ms 10260 KB Output is correct
4 Correct 84 ms 10360 KB Output is correct
5 Correct 65 ms 10364 KB Output is correct
6 Correct 64 ms 10360 KB Output is correct
7 Correct 76 ms 10360 KB Output is correct
8 Correct 72 ms 10360 KB Output is correct
9 Correct 67 ms 10360 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 82 ms 10620 KB Output is correct
12 Correct 84 ms 10616 KB Output is correct
13 Correct 91 ms 10616 KB Output is correct
14 Correct 85 ms 10616 KB Output is correct
15 Correct 87 ms 10616 KB Output is correct
16 Correct 85 ms 10616 KB Output is correct
17 Correct 82 ms 10616 KB Output is correct
18 Correct 64 ms 10616 KB Output is correct
19 Correct 61 ms 10616 KB Output is correct
20 Correct 1 ms 384 KB Output is correct

Subtask #4
36.0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct

Subtask #5
28.0 / 28.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 8 ms 1536 KB Output is correct
12 Correct 8 ms 1440 KB Output is correct
13 Correct 10 ms 1536 KB Output is correct
14 Correct 8 ms 1536 KB Output is correct
15 Correct 8 ms 1536 KB Output is correct
16 Correct 8 ms 1460 KB Output is correct
17 Correct 8 ms 1536 KB Output is correct
18 Correct 6 ms 1152 KB Output is correct
19 Correct 4 ms 768 KB Output is correct
20 Correct 1 ms 384 KB Output is correct

Subtask #6
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 66 ms 10360 KB Output is correct
2 Correct 63 ms 10360 KB Output is correct
3 Correct 62 ms 10260 KB Output is correct
4 Correct 84 ms 10360 KB Output is correct
5 Correct 65 ms 10364 KB Output is correct
6 Correct 64 ms 10360 KB Output is correct
7 Correct 76 ms 10360 KB Output is correct
8 Correct 72 ms 10360 KB Output is correct
9 Correct 67 ms 10360 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 82 ms 10620 KB Output is correct
12 Correct 84 ms 10616 KB Output is correct
13 Correct 91 ms 10616 KB Output is correct
14 Correct 85 ms 10616 KB Output is correct
15 Correct 87 ms 10616 KB Output is correct
16 Correct 85 ms 10616 KB Output is correct
17 Correct 82 ms 10616 KB Output is correct
18 Correct 64 ms 10616 KB Output is correct
19 Correct 61 ms 10616 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 325 ms 17528 KB Output is correct
22 Correct 329 ms 17400 KB Output is correct
23 Correct 333 ms 17448 KB Output is correct
24 Correct 333 ms 17400 KB Output is correct
25 Correct 344 ms 17400 KB Output is correct
26 Correct 338 ms 17400 KB Output is correct
27 Correct 348 ms 17528 KB Output is correct
28 Correct 141 ms 17400 KB Output is correct
29 Correct 142 ms 17392 KB Output is correct
30 Correct 1 ms 384 KB Output is correct

Subtask #7
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 238 ms 34008 KB Output is correct
3 Correct 237 ms 34040 KB Output is correct
4 Correct 244 ms 34040 KB Output is correct
5 Correct 253 ms 34168 KB Output is correct
6 Correct 235 ms 34040 KB Output is correct
7 Correct 245 ms 34068 KB Output is correct
8 Correct 266 ms 34088 KB Output is correct
9 Correct 197 ms 24964 KB Output is correct
10 Correct 206 ms 25080 KB Output is correct
11 Correct 66 ms 10360 KB Output is correct
12 Correct 63 ms 10360 KB Output is correct
13 Correct 62 ms 10260 KB Output is correct
14 Correct 84 ms 10360 KB Output is correct
15 Correct 65 ms 10364 KB Output is correct
16 Correct 64 ms 10360 KB Output is correct
17 Correct 76 ms 10360 KB Output is correct
18 Correct 72 ms 10360 KB Output is correct
19 Correct 67 ms 10360 KB Output is correct
20 Correct 1 ms 384 KB Output is correct
21 Correct 82 ms 10620 KB Output is correct
22 Correct 84 ms 10616 KB Output is correct
23 Correct 91 ms 10616 KB Output is correct
24 Correct 85 ms 10616 KB Output is correct
25 Correct 87 ms 10616 KB Output is correct
26 Correct 85 ms 10616 KB Output is correct
27 Correct 82 ms 10616 KB Output is correct
28 Correct 64 ms 10616 KB Output is correct
29 Correct 61 ms 10616 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 1 ms 384 KB Output is correct
32 Correct 1 ms 384 KB Output is correct
33 Correct 1 ms 384 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 384 KB Output is correct
36 Correct 1 ms 384 KB Output is correct
37 Correct 1 ms 384 KB Output is correct
38 Correct 1 ms 384 KB Output is correct
39 Correct 1 ms 384 KB Output is correct
40 Correct 0 ms 384 KB Output is correct
41 Correct 8 ms 1536 KB Output is correct
42 Correct 8 ms 1440 KB Output is correct
43 Correct 10 ms 1536 KB Output is correct
44 Correct 8 ms 1536 KB Output is correct
45 Correct 8 ms 1536 KB Output is correct
46 Correct 8 ms 1460 KB Output is correct
47 Correct 8 ms 1536 KB Output is correct
48 Correct 6 ms 1152 KB Output is correct
49 Correct 4 ms 768 KB Output is correct
50 Correct 1 ms 384 KB Output is correct
51 Correct 325 ms 17528 KB Output is correct
52 Correct 329 ms 17400 KB Output is correct
53 Correct 333 ms 17448 KB Output is correct
54 Correct 333 ms 17400 KB Output is correct
55 Correct 344 ms 17400 KB Output is correct
56 Correct 338 ms 17400 KB Output is correct
57 Correct 348 ms 17528 KB Output is correct
58 Correct 141 ms 17400 KB Output is correct
59 Correct 142 ms 17392 KB Output is correct
60 Correct 1 ms 384 KB Output is correct
61 Correct 659 ms 34124 KB Output is correct
62 Correct 651 ms 34040 KB Output is correct
63 Correct 633 ms 33988 KB Output is correct
64 Correct 640 ms 34128 KB Output is correct
65 Correct 576 ms 34088 KB Output is correct
66 Correct 597 ms 33992 KB Output is correct
67 Correct 607 ms 34080 KB Output is correct
68 Correct 472 ms 24952 KB Output is correct
69 Correct 397 ms 19704 KB Output is correct
70 Correct 1 ms 384 KB Output is correct