oj.uz

Submission #441147

# Submission time Handle Problem Language Result Execution time Memory
441147 2021-07-04T12:15:51 Z zaneyu Tower Defense (CEOI19_towerdefense) C++14
53 / 100
 2 ms 332 KB 
/*input
0 0
4 0
8
*/
#include<bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
typedef tree<int,null_type,less_equal<int>,rb_tree_tag,tree_order_statistics_node_update> indexed_set;
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimize("Ofast,unroll-loops")
//order_of_key #of elements less than x
// find_by_order kth element
using ll=long long;
using ld=long double;
using pii=pair<int,int>;
#define f first
#define s second
#define pb push_back
#define REP(i,n) for(ll i=0;i<n;i++)
#define REP1(i,n) for(ll i=1;i<=n;i++)
#define FILL(n,x) memset(n,x,sizeof(n))
#define ALL(_a) _a.begin(),_a.end()
#define sz(x) (int)x.size()
#define SORT_UNIQUE(c) (sort(c.begin(),c.end()),c.resize(distance(c.begin(),unique(c.begin(),c.end()))))
const ll INF64=1e18+1;
const int INF=0x3f3f3f3f;
int MOD=1e9+7;
const ld PI=acos(-1);
const ld eps=1e-3;
#define lowb(x) x&(-x)
#define MNTO(x,y) x=min(x,(__typeof__(x))y)
#define MXTO(x,y) x=max(x,(__typeof__(x))y)
inline ll mult(ll a,ll b){
    if(a>=MOD) a%=MOD;
    if(b>=MOD) b%=MOD;
    return (a*b)%MOD;
}
inline ll mypow(ll a,ll b){
    if(b<=0) return 1;
    ll res=1LL;
    while(b){
        if(b&1) res=mult(res,a);
        a=mult(a,a);
        b>>=1;
    }
    return res;
}
const int maxn=300+5;
const int maxlg=__lg(maxn)+2;
void die(){
    cout<<"impossible";
    exit(0);
}
int32_t main(){
    ios::sync_with_stdio(false),cin.tie(0);
    int x1,y1,x2,y2,d;
    cin>>x1>>y1>>x2>>y2>>d;
    int dx=abs(x1-x2),dy=abs(y1-y2);
    if(dx+dy==1){
        die();
    }
    if((dx+dy)%2!=(d%2)) die();
    if((dx+dy)>d) die();
    if(dx==1 and dy==1){
        int z=(d-dx-dy)/2;
        if(z==1) die();
        cout<<(2*(z-1))<<'\n';
        REP1(i,z-1) cout<<x1<<' '<<y1+i*(y2-y1)<<'\n';
        REP1(i,z-1) cout<<x2<<' '<<y2+i*(y1-y2)<<'\n';
    }
    else if(dx>1){
        int z=x1+(x2-x1)/abs(x2-x1);
        int zd=(d-dx-dy)/2;
        cout<<(2*zd+dy)<<'\n';
        int dd=1;
        if(y2<y1) dd=-1;
        REP(i,dy) cout<<z<<' '<<y1+i*dd<<'\n';
        REP(i,zd) cout<<z<<' '<<y1+dd*dy+i*dd<<'\n';
        REP1(i,zd) cout<<z<<' '<<y1-i*dd<<'\n';
    }
    else{
        int z=y1+(y2-y1)/abs(y2-y1);
        int zd=(d-dx-dy)/2;
        int dd=1;
        if(x2<x1) dd=-1;
        cout<<(2*zd+dx)<<'\n';
        REP(i,dx) cout<<x1+i*dd<<' '<<z<<'\n';
        REP(i,zd) cout<<x1+dd*dx+i*dd<<' '<<z<<'\n';
        REP1(i,zd) cout<<x1-i*dd<<' '<<z<<'\n';   
    }
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 312 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 308 KB Output is correct

Subtask #2
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 312 KB Output is correct
3 Correct 0 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 0 ms 204 KB Output is correct
8 Correct 0 ms 316 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 1 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 0 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 1 ms 204 KB Output is correct
26 Correct 1 ms 204 KB Output is correct
27 Correct 1 ms 204 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 0 ms 204 KB Output is correct
30 Correct 0 ms 204 KB Output is correct

Subtask #3
0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 312 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 1 ms 308 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 0 ms 312 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 0 ms 316 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 1 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 0 ms 204 KB Output is correct
22 Correct 0 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 0 ms 204 KB Output is correct
25 Correct 1 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 0 ms 204 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 0 ms 204 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 0 ms 204 KB Output is correct
37 Correct 0 ms 204 KB Output is correct
38 Correct 1 ms 204 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 1 ms 204 KB Output is correct
41 Correct 0 ms 204 KB Output is correct
42 Correct 1 ms 204 KB Output is correct
43 Correct 1 ms 204 KB Output is correct
44 Correct 1 ms 204 KB Output is correct
45 Correct 1 ms 312 KB Output is correct
46 Correct 1 ms 204 KB Output is correct
47 Correct 1 ms 204 KB Output is correct
48 Correct 1 ms 316 KB Output is correct
49 Correct 0 ms 308 KB Output is correct
50 Correct 0 ms 204 KB Output is correct
51 Correct 1 ms 204 KB Output is correct
52 Correct 0 ms 204 KB Output is correct
53 Correct 0 ms 204 KB Output is correct
54 Correct 1 ms 312 KB Output is correct
55 Correct 1 ms 204 KB Output is correct
56 Correct 0 ms 204 KB Output is correct
57 Correct 0 ms 204 KB Output is correct
58 Correct 0 ms 204 KB Output is correct
59 Correct 1 ms 204 KB Output is correct
60 Correct 0 ms 204 KB Output is correct
61 Correct 1 ms 204 KB Output is correct
62 Correct 0 ms 204 KB Output is correct
63 Correct 0 ms 204 KB Output is correct
64 Correct 0 ms 204 KB Output is correct
65 Correct 0 ms 204 KB Output is correct
66 Correct 1 ms 316 KB Output is correct
67 Correct 1 ms 204 KB Output is correct
68 Correct 0 ms 204 KB Output is correct
69 Correct 0 ms 204 KB Output is correct
70 Correct 0 ms 204 KB Output is correct
71 Correct 0 ms 204 KB Output is correct
72 Correct 0 ms 204 KB Output is correct
73 Correct 0 ms 204 KB Output is correct
74 Correct 0 ms 204 KB Output is correct
75 Correct 1 ms 204 KB Output is correct
76 Correct 1 ms 204 KB Output is correct
77 Correct 0 ms 204 KB Output is correct
78 Correct 0 ms 204 KB Output is correct
79 Correct 1 ms 332 KB Output is correct
80 Correct 0 ms 204 KB Output is correct
81 Correct 0 ms 204 KB Output is correct
82 Correct 1 ms 332 KB Output is correct
83 Correct 1 ms 204 KB Output is correct
84 Correct 0 ms 312 KB Output is correct
85 Correct 1 ms 332 KB Output is correct
86 Correct 1 ms 204 KB Output is correct
87 Correct 0 ms 204 KB Output is correct
88 Correct 1 ms 204 KB Output is correct
89 Correct 0 ms 204 KB Output is correct
90 Correct 1 ms 204 KB Output is correct
91 Correct 2 ms 204 KB Output is correct
92 Correct 1 ms 204 KB Output is correct
93 Correct 1 ms 332 KB Output is correct
94 Correct 1 ms 204 KB Output is correct
95 Correct 1 ms 204 KB Output is correct
96 Correct 1 ms 204 KB Output is correct
97 Correct 1 ms 312 KB Output is correct
98 Correct 1 ms 312 KB Output is correct
99 Correct 1 ms 204 KB Output is correct
100 Correct 0 ms 204 KB Output is correct
101 Correct 1 ms 316 KB Output is correct
102 Correct 0 ms 204 KB Output is correct
103 Correct 0 ms 204 KB Output is correct
104 Correct 1 ms 332 KB Output is correct
105 Correct 0 ms 204 KB Output is correct
106 Incorrect 0 ms 204 KB Expected integer, but "impossible" found
107 Halted 0 ms 0 KB -