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Submission #417546

# Submission time Handle Problem Language Result Execution time Memory
417546 2021-06-03T22:56:43 Z MDario IOI Fever (JOI21_fever) C++11
6 / 100
 1 ms 204 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define X first
#define Y second
#define pb(x) push_back(x)
ll n, a[101], a1[101], r, r1, c[20];
pair<ll, ll> p[101];
bool b[101];
void f1(ll t){
    if(p[c[1]].X-p[t].X==p[t].Y-p[c[1]].Y&&p[c[1]].X-p[t].X>=a[c[1]]){
        if(a1[t]==-1){
            r1++;
        }
        if(a[t]>p[c[1]].X-p[t].X){
            a[t]=min(a[t], p[c[1]].X-p[t].X);
            a1[t]=1;
        }
    }
    if(p[t].X-p[c[1]].X==p[t].Y-p[c[1]].Y&&p[t].X-p[c[1]].X>=a[c[1]]){
        if(a1[t]==-1){
            r1++;
        }
        if(a[t]>p[t].X-p[c[1]].X){
            a[t]=min(a[t], p[t].X-p[c[1]].X);
            a1[t]=3;
        }
    }
}
void f2(ll t){
    if(p[t].X-p[c[1]].X==p[t].Y-p[c[1]].Y&&p[t].X-p[c[1]].X>=a[c[1]]){
        if(a1[t]==-1){
            r1++;
        }
        if(a[t]>p[t].X-p[c[1]].X){
            a[t]=min(a[t], p[t].X-p[c[1]].X);
            a1[t]=2;
        }
    }
    if(p[c[1]].X-p[t].X==p[t].Y-p[c[1]].Y&&-(p[c[1]].X-p[t].X)>=a[c[1]]){
        if(a1[t]==-1){
            r1++;
        }
        if(a[t]>-(p[c[1]].X-p[t].X)){
            a[t]=min(a[t], -(p[c[1]].X-p[t].X));
            a1[t]=0;
        }
    }
}
void f3(ll t){
    if(p[c[1]].X-p[t].X==p[t].Y-p[c[1]].Y&&-(p[c[1]].X-p[t].X)>=a[c[1]]){
        if(a1[t]==-1){
            r1++;
        }
        if(a[t]>-(p[c[1]].X-p[t].X)){
            a[t]=min(a[t], -(p[c[1]].X-p[t].X));
            a1[t]=3;
        }
    }
    if(p[t].X-p[c[1]].X==p[t].Y-p[c[1]].Y&&-(p[t].X-p[c[1]].X)>=a[c[1]]){
        if(a1[t]==-1){
            r1++;
        }
        if(a[t]>-(p[t].X-p[c[1]].X)){
            a[t]=min(a[t], -(p[t].X-p[c[1]].X));
            a1[t]=1;
        }
    }
}
void f4(ll t){
    if(p[t].X-p[c[1]].X==p[t].Y-p[c[1]].Y&&-(p[t].X-p[c[1]].X)>=a[c[1]]){
        if(a1[t]==-1){
            r1++;
        }
        if(a[t]>-(p[t].X-p[c[1]].X)){
            a[t]=min(a[t], -(p[t].X-p[c[1]].X));
            a1[t]=0;
        }
    }
    if(p[c[1]].X-p[t].X==p[t].Y-p[c[1]].Y&&p[c[1]].X-p[t].X>=a[c[1]]){
        if(a1[t]==-1){
            r1++;
        }
        if(a[t]>p[c[1]].X-p[t].X){
            a[t]=min(a[t], p[c[1]].X-p[t].X);
            a1[t]=2;
        }
    }
}
int main(){
//    ios_base::sync_with_stdio(0);
//    cin.tie(0);
    cin >> n;
    for(int i=0; i<n; i++){
        a1[i]=-1;
        cin >> p[i].Y >> p[i].X;
    }
    for(int hj=0; hj<4; hj++){
        a1[0]=hj;
        a[0]=0;
        b[0]=0;
        r1=1;
        for(int i=1; i<n; i++){
            a1[i]=-1;
            a[i]=1000000000000000ll;
            b[i]=0;
        }
        for(int i=0; i<n; i++){
            c[0]=1000000000000000ll;
            c[1]=0;
            for(int t=0; t<n; t++){
                if(!b[t]){
                    if(a[t]<c[0]){
                        c[0]=a[t];
                        c[1]=t;
                    }
                }
            }
            if(c[0]==1000000000000000ll)break;
            b[c[1]]=1;
            for(int t=0; t<n; t++){
                if(!b[t]){
                    if(a1[c[1]]==0){
                        f1(t);
                    }
                    if(a1[c[1]]==1){
                        f2(t);
                    }
                    if(a1[c[1]]==2){
                        f3(t);
                    }
                    if(a1[c[1]]==2){
                        f4(t);
                    }
                }
            }
        }
        r=max(r, r1);
    }
    cout << r;
    return 0;
}
/*
15
5 6
2 9
12 0
4 11
3 12
6 5
0 8
9 10
11 13
8 7
13 2
1 1
7 14
10 4
14 3
30
275810186 246609547
122805872 99671769
243507947 220373844
281305347 252104708
237805644 214671541
172469077 149334974
222589229 229887956
160653451 208404690
241378966 211098219
144302355 224755786
186392385 163258282
199129390 169928751
294937491 265736852
196096122 172962019
314342944 285142305
202720470 166337671
157037485 133903382
263858979 240724876
210720220 181519581
296402036 267201397
186021287 183036854
195081930 173976211
328293029 299092390
261195361 238061258
323595085 294394446
299933764 270733125
240976723 128081418
188501753 165367650
277832422 248631783
119896220 96762117

*/

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Incorrect 1 ms 204 KB Output isn't correct
30 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Incorrect 1 ms 204 KB Output isn't correct
30 Halted 0 ms 0 KB -

Subtask #3
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct

Subtask #4
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Incorrect 1 ms 204 KB Output isn't correct
30 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Incorrect 1 ms 204 KB Output isn't correct
30 Halted 0 ms 0 KB -

Subtask #6
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Incorrect 1 ms 204 KB Output isn't correct
30 Halted 0 ms 0 KB -

Subtask #7
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 1 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 0 ms 204 KB Output is correct
20 Correct 0 ms 204 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 0 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 0 ms 204 KB Output is correct
26 Correct 0 ms 204 KB Output is correct
27 Correct 0 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Incorrect 1 ms 204 KB Output isn't correct
30 Halted 0 ms 0 KB -