Run ID | 作者 | 问题 | 语言 | 测评结果 | Time | Memory | 代码长度 | 提交时间 |
---|---|---|---|---|---|---|---|---|
95716 | 任斌 | 寻找绝对素数 | C++ | Wrong Answer | 1 MS | 260 KB | 478 | 2024-11-02 10:14:12 |
#include<bits/stdc++.h> using namespace std; bool ss(int s){ if(s<=1) return false; for(int i=2;i<sqrt(s);i++){ if(s%i==0) return false; } return true; } int fx(int x){ int box=0; while(x){ box=box*10+x%10; x/=10; } return box; } int main() { int m,n,sum=0; cin>>m>>n; for(int p=m;p<=n;p++){ if(ss(p) && ss(fx(p))){ sum++; if(sum==1) cout<<p; else cout<<","<<p; } } if(sum==0)cout<<"No"<<endl; return 0; }
------Input------
1000 10999
------Answer-----
1009,1021,1031,1033,1061,1069,1091,1097,1103,1109,1151,1153,1181,1193,1201,1213,1217,1223,1229,1231,1237,1249,1259,1279,1283,1301,1321,1381,1399,1409,1429,1439,1453,1471,1487,1499,1511,1523,1559,1583,1597,1601,1619,1657,1669,1723,1733,1741,1753,1789,1811,1831,1847,1867,1879,1901,1913,1933,1949,1979,3011,3019,3023,3049,3067,3083,3089,3109,3121,3163,3169,3191,3203,3221,3251,3257,3271,3299,3301,3319,3343,3347,3359,3371,3373,3389,3391,3407,3433,3463,3467,3469,3511,3527,3541,3571,3583,3613,3643,3697,
------Your output-----
1009,1021,1031,1033,1061,1069,1091,1097,1103,1109,1151,1153,1181,1193,1201,1213,1217,1223,1229,1231,1237,1249,1259,1279,1283,1297,1301,1321,1369,1381,1399,1409,1429,1439,1453,1471,1487,1499,1511,1523,1559,1583,1597,1601,1619,1657,1669,1681,1723,1733,1741,1753,1789,1811,1831,1847,1861,1867,1879,1901,1913,1933,1949,1979,3011,3019,3023,3049,3067,3083,3089,3109,3121,3163,3169,3191,3203,3221,3251,3257,3271,3299,3301,3319,3343,3347,3359,3371,3373,3389,3391,3407,3433,3463,3467,3469,3511,3527,3541,3571,