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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#398414 | #3769. 共线点 | xlwang# | AC ✓ | 20ms | 3712kb | C++14 | 1.6kb | 2024-04-25 11:50:28 | 2024-04-25 11:50:29 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
#define fr(i,j,k) for(register int i=j;i<=k;++i)
#define rf(i,j,k) for(register int i=j;i>=k;--i)
#define foredge(i,j) for(register int i=head[j];i;i=e[i].nxt)
#define pb push_back
#define Times printf("Time:%.3lf\n",clock()/CLOCKS_PER_SEC)
using namespace std;
inline int read(){
int x=0;
bool f=0;
char c=getchar();
while(!isdigit(c)) f|=(c=='-'),c=getchar();
while(isdigit(c)) x=(x<<3)+(x<<1)+(c^48),c=getchar();
return f?-x:x;
}
inline void write(int x){
if(x<0){putchar('-');x=-x;}
if(x>9)write(x/10);
putchar(x%10+'0');
}
inline void writeln(int x){write(x); puts("");}
inline void writepl(int x){write(x); putchar(' ');}
mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());
inline int randfind(int l,int r){return rnd()%(r-l+1)+l;}
//inline void init(){
// int t=read();
// while(t--) work();
//}
struct node{
int x,y;
};
bool operator < (node a,node b){
return a.y*b.x<a.x*b.y;
}
int a[3],b[3],c[3];
inline void work(){
cin>>b[0]>>c[0];
fr(i,1,2) cin>>a[i]>>b[i]>>c[i];
int l,r;
l=ceil((double)(a[1]-b[0])/(c[1]-c[0])*(c[2]-c[0])+b[0]);
r=floor((double)(b[1]-a[0])/(c[1]-c[0])*(c[2]-c[0])+a[0]);
// cout<<l<<' '<<r<<endl;
if(min(r,b[2])>=max(l,a[2])) puts("Yes");
else puts("No");
}
inline void init(){
while(cin>>a[0]) work();
}
signed main(){
// freopen("input.in","r",stdin);
// freopen("output.out","w",stdout);
init();
// printf("\nTIME:%.3lf",(double)clock()/CLOCKS_PER_SEC);
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 20ms
memory: 3712kb
input:
0 1 0 0 1 1 0 1 2 0 1 0 1 2 1 0 1 2 0 1 0 2 3 1 0 1 2 3 8 2 5 7 4 2 8 7 2 7 1 1 3 3 0 8 4 4 6 1 1 3 3 2 9 4 0 9 1 0 3 6 2 9 9 0 6 3 4 6 5 1 2 7 6 9 4 4 7 6 1 8 9 0 6 5 0 6 6 0 8 7 4 7 2 6 8 4 2 5 8 5 6 1 6 9 2 1 5 9 3 5 1 2 8 2 3 4 6 5 8 2 1 6 3 8 9 7 1 7 2 4 7 6 2 9 9 5 6 3 0 7 5 2 4 8 0 3 1 2 9 3 ...
output:
Yes Yes No Yes Yes Yes Yes Yes Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No Yes Yes Yes Yes Yes No No Yes Yes No Yes Yes No Yes Yes Yes Yes Yes No Yes Yes No Yes No Yes Yes Yes Yes Yes Yes No Yes Y...
result:
ok 10000 lines