Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
148551 刘益梵 寻找绝对素数 C++ Wrong Answer 1 MS 264 KB 490 2026-02-25 17:05:20

Tests(0/10):

Code:

#include<bits/stdc++.h> using namespace std; int ss(int n){ if(n<2){ return 0; } for(int i=2;i<sqrt(n);i++){ if(n%i==0){ return 0; } } return 1; } int fx(int a){ int b=0; while(a>0){ b=b*10+a%10; a/=10; } return b; } int main(){ int n,m,s=0,u=0; cin>>n>>m; for(int i=n;i<=m;i++){ if(ss(i) && ss(fx(i))){ u++; if(s==0){ s++; cout<<i; } else cout<<","<<i; } } if(u==0){ cout<<"No"; } return 0; }

Run Info:

------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,