Submission #3039805
Source Code Expand
#include<cstdio> #include<cctype> using namespace std; inline char nc() { static char buf[100000],*p1=buf,*p2=buf; return p1==p2&&(p2=(p1=buf)+fread(buf,1,100000,stdin),p1==p2)?EOF:*p1++; } int readint() { int x=0; short f=1; char c=nc(); while(!isdigit(c)) { if(c=='-') f=-1; c=nc(); } while(isdigit(c)) { x=x*10+c-'0'; c=nc(); } return x*f; } bool su(int a) { if(a==1) return 0; if(a==2||a==3) return 1; if(a%6!=1&&a%6!=5) return 0; for(int i=5;i*i<=a;i+=6) if(a%i==0||a%(i+2)==0) return 0; return 1; } int main() { //freopen("xx.in","r",stdin); int n; while(n=readint()) { for(int i=n;i>=1;i--) { if(n%i==0&&su(i)) { printf("%d\n",i); break; } } } return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Working for the World |
User | luogu_bot2 |
Language | C++ (GCC 5.4.1) |
Score | 0 |
Code Size | 843 Byte |
Status | TLE |
Exec Time | 2103 ms |
Memory | 128 KB |
Judge Result
Set Name | All | ||||
---|---|---|---|---|---|
Score / Max Score | 0 / 100 | ||||
Status |
|
Set Name | Test Cases |
---|---|
All | 00-sample, 10-minimum, 11-maximum, 12-little, 13-large, 14-middle, 15-zero, 50-random00, 50-random01, 50-random02, 50-random03, 50-random04, 50-random05, 50-random06, 50-random07, 50-random08, 50-random09, 50-random10, 50-random11, 50-random12, 50-random13, 50-random14, 50-random15, 50-random16, 50-random17, 50-random18, 50-random19 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00-sample | AC | 97 ms | 128 KB |
10-minimum | AC | 0 ms | 128 KB |
11-maximum | AC | 292 ms | 128 KB |
12-little | AC | 0 ms | 128 KB |
13-large | TLE | 2103 ms | 128 KB |
14-middle | AC | 1109 ms | 128 KB |
15-zero | AC | 0 ms | 128 KB |
50-random00 | TLE | 2103 ms | 128 KB |
50-random01 | TLE | 2103 ms | 128 KB |
50-random02 | TLE | 2103 ms | 128 KB |
50-random03 | TLE | 2103 ms | 128 KB |
50-random04 | AC | 1899 ms | 128 KB |
50-random05 | TLE | 2103 ms | 128 KB |
50-random06 | TLE | 2103 ms | 128 KB |
50-random07 | TLE | 2098 ms | 128 KB |
50-random08 | TLE | 2103 ms | 128 KB |
50-random09 | AC | 1937 ms | 128 KB |
50-random10 | TLE | 2103 ms | 128 KB |
50-random11 | AC | 1954 ms | 128 KB |
50-random12 | TLE | 2103 ms | 128 KB |
50-random13 | TLE | 2103 ms | 128 KB |
50-random14 | TLE | 2103 ms | 128 KB |
50-random15 | TLE | 2103 ms | 128 KB |
50-random16 | TLE | 2103 ms | 128 KB |
50-random17 | TLE | 2103 ms | 128 KB |
50-random18 | TLE | 2103 ms | 128 KB |
50-random19 | TLE | 2103 ms | 128 KB |