QOJ.ac
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 |
|---|---|---|---|---|---|---|---|---|---|
| #310371 | #5419. Triangles | sumi007 | WA | 1ms | 3700kb | C++14 | 2.3kb | 2024-01-21 11:59:50 | 2024-01-21 11:59:50 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define db double
#define ldb long double
#define pb push_back
#define fi first
#define se second
#define pii pair<int,int>
#define lowbit(i) i&(-i)
const int N = 2077,lim = 1e7;
int n,l,r;
struct Point{
int x,y;
friend Point operator + (Point a,Point b){
return {a.x+b.x,a.y+b.y};
}
friend Point operator / (Point a,int k){
return {a.x/k,a.y/k};
}
friend Point operator * (Point a,int k){
return {a.x*k,a.y*k};
}
};
struct Tri{
Point a,b,c;
}q[N];
int main(){
ios::sync_with_stdio(0);
cin.tie(0),cout.tie(0);
cin >> n;
if(n<8){
cout << "No\n";
return 0;
}
l = 1,r = 0;
cout << "Yes\n";
if(n%3==0){
n -= 9;
q[++r] = {{0,100},{42,70},{55,100}};
q[++r] = {{0,100},{70,50},{0,0}};
q[++r] = {{0,0},{70,50},{100,0}};
q[++r] = {{100,0},{70,50},{100,60}};
q[++r] = {{100,60},{70,75},{100,100}};
q[++r] = {{100,100},{55,100},{70,75}};
q[++r] = {{55,100},{70,75},{42,70}};
q[++r] = {{42,70},{70,50},{70,75}};
q[++r] = {{70,50},{100,60},{70,75}};
}else if(n%3==1){
n -= 10;
q[++r] = {{0,0},{40,0},{30,18}};
q[++r] = {{30,18},{50,14},{40,0}};
q[++r] = {{40,0},{50,14},{60,0}};
q[++r] = {{60,0},{50,14},{70,18}};
q[++r] = {{60,0},{70,18},{100,0}};
q[++r] = {{30,18},{50,14},{50,30}};
q[++r] = {{50,30},{70,18},{50,14}};
q[++r] = {{0,0},{50,30},{0,100}};
q[++r] = {{0,100},{100,100},{50,30}};
q[++r] = {{100,100},{50,30},{100,0}};
}else if(n%3==2){
n -= 8;
q[++r] = {{0,0},{40,25},{50,0}};
q[++r] = {{40,25},{50,0},{60,25}};
q[++r] = {{50,0},{60,25},{100,0}};
q[++r] = {{0,0},{100,0},{40,25}};
q[++r] = {{100,0},{40,25},{50,100}};
q[++r] = {{50,100},{40,25},{60,25}};
q[++r] = {{50,100},{100,100},{60,25}};
q[++r] = {{100,100},{60,25},{100,0}};
}
for(int i=l;i<=r;i++){
q[i].a = q[i].a*lim;
q[i].b = q[i].b*lim;
q[i].c = q[i].c*lim;
}
while(n){
n-=3;
auto hd = q[l];l++;
Point ma=(hd.a+hd.b)/2,mb=(hd.b+hd.c)/2,mc=(hd.a+hd.c)/2;
q[++r] = {ma,mb,mc};
q[++r] = {hd.a,ma,mc};
q[++r] = {hd.b,mb,ma};
q[++r] = {hd.c,mb,mc};
}
for(int i=l;i<=r;i++){
cout << q[i].a.x << ' ' << q[i].a.y << ' ';
cout << q[i].b.x << ' ' << q[i].b.y << ' ';
cout << q[i].c.x << ' ' << q[i].c.y << "\n";
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3700kb
input:
2
output:
No
result:
ok no solution
Test #2:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
24
output:
Yes 1000000000 1000000000 550000000 1000000000 700000000 750000000 550000000 1000000000 700000000 750000000 420000000 700000000 420000000 700000000 700000000 500000000 700000000 750000000 700000000 500000000 1000000000 600000000 700000000 750000000 210000000 850000000 485000000 850000000 275000000 1...
result:
ok 24 acute triangles
Test #3:
score: 0
Accepted
time: 0ms
memory: 3564kb
input:
1
output:
No
result:
ok no solution
Test #4:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
3
output:
No
result:
ok no solution
Test #5:
score: 0
Accepted
time: 0ms
memory: 3632kb
input:
4
output:
No
result:
ok no solution
Test #6:
score: 0
Accepted
time: 1ms
memory: 3592kb
input:
5
output:
No
result:
ok no solution
Test #7:
score: 0
Accepted
time: 0ms
memory: 3692kb
input:
6
output:
No
result:
ok no solution
Test #8:
score: 0
Accepted
time: 0ms
memory: 3504kb
input:
7
output:
No
result:
ok no solution
Test #9:
score: -100
Wrong Answer
time: 0ms
memory: 3564kb
input:
8
output:
Yes 0 0 400000000 250000000 500000000 0 400000000 250000000 500000000 0 600000000 250000000 500000000 0 600000000 250000000 1000000000 0 0 0 1000000000 0 400000000 250000000 1000000000 0 400000000 250000000 500000000 1000000000 500000000 1000000000 400000000 250000000 600000000 250000000 500000000 1...
result:
wrong answer triangle 4 not acute