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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#741775 | #7680. Subway | rqoi031 | WA | 0ms | 1608kb | C++20 | 1.2kb | 2024-11-13 15:12:35 | 2024-11-13 15:12:37 |
Judging History
answer
#include<stdio.h>
#include<algorithm>
typedef long long ll;
constexpr int dx{2},dy{10007};
struct point {
int x,y,c;
constexpr int eval() const {
return x*dx+y*dy;
}
};
point a[55],b[55],c[55];
int main() {
int n;
scanf("%d",&n);
int m(0);
for(int i=1;i<=n;i++) {
scanf("%d%d%d",&a[i].x,&a[i].y,&a[i].c);
m=std::max(m,a[i].c);
}
std::sort(a+1,a+n+1,[&](const point &x,const point &y)->bool {
return x.eval()<y.eval();
});
for(int i=1;i<=n;i++) {
const int v0(a[i].eval());
ll x(ll(dy/dx+1)*(v0+1)),y(-v0-1);
const ll k(x/dy);
x-=k*dy,y+=k*dx;
c[i]={int(x),int(y),0};
}
printf("%d\n",m);
for(int i=1;i<=m;i++) {
for(int j=1;j<=n;j++) {
if(a[j].c) {
b[j]=a[j],--a[j].c;
}
else {
b[j]={a[j].x+dy,a[j].y-dx,0};
}
}
printf("%d ",n*2);
for(int i=1;i<=n;i++) {
printf("%d %d ",b[i].x,b[i].y);
printf("%d %d%c",c[i].x,c[i].y,i==n?'\n':' ');
c[i].x+=dy,c[i].y-=dx;
}
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 1536kb
input:
3 1 2 1 2 1 2 3 3 2
output:
2 6 2 1 5006 0 1 2 5005 1 3 3 5007 2 6 2 1 15013 -2 10008 0 15012 -1 3 3 15014 0
result:
ok ok Sum L = 12
Test #2:
score: 0
Accepted
time: 0ms
memory: 1584kb
input:
1 1 1 1
output:
1 2 1 1 5005 0
result:
ok ok Sum L = 2
Test #3:
score: 0
Accepted
time: 0ms
memory: 1528kb
input:
1 1 1 50
output:
50 2 1 1 5005 0 2 1 1 15012 -2 2 1 1 25019 -4 2 1 1 35026 -6 2 1 1 45033 -8 2 1 1 55040 -10 2 1 1 65047 -12 2 1 1 75054 -14 2 1 1 85061 -16 2 1 1 95068 -18 2 1 1 105075 -20 2 1 1 115082 -22 2 1 1 125089 -24 2 1 1 135096 -26 2 1 1 145103 -28 2 1 1 155110 -30 2 1 1 165117 -32 2 1 1 175124 -34 2 1 1 18...
result:
ok ok Sum L = 100
Test #4:
score: -100
Wrong Answer
time: 0ms
memory: 1608kb
input:
50 662 -567 48 728 -120 7 307 669 27 -885 -775 21 100 242 9 -784 -537 41 940 198 46 736 -551 30 -449 456 16 -945 382 18 -182 810 49 213 187 44 853 245 48 617 -305 19 -81 261 3 617 208 8 -548 -652 6 -888 -667 14 -371 -812 43 202 -702 10 -668 -725 5 961 -919 33 -870 -697 50 428 810 29 560 405 7 348 -3...
output:
50 100 961 -919 -4042 -918 -306 -897 -5309 -896 334 -893 -4669 -892 -371 -812 -5374 -811 -885 -775 -5888 -774 -668 -725 -5671 -724 -462 -719 -5465 -718 202 -702 -4801 -701 -870 -697 -5873 -696 -888 -667 -5891 -666 -548 -652 -5551 -651 662 -567 -4341 -566 736 -551 -4267 -550 -784 -537 -5787 -536 -579...
result:
wrong answer Polyline 3 intersects with previous polylines.