Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
84150 石晋骁 寻找绝对素数 C++ Wrong Answer 0 MS 264 KB 490 2024-07-15 11:56:53

Tests(0/10):

Code:

#include<bits/stdc++.h> using namespace std; bool is(int a){ for(int j = 2;j < a;j++){ if(a%j == 0){ return false; } } return true; } int fx(int a){ int m = 0; while(a>0){ m = m*10+a%10; a= a/10; } return m; } int main(){ int m,n,k,flag = 0; cin >> m >> n; for(int i = m;i <= n;i = i+2){ k = fx(i); if(is(i) && is(k)){ if(flag == 0){ cout << i; flag = 1; }else{ cout<< "," << i; } } } 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-----