Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
84158 杜奕辰 寻找绝对素数 C++ Wrong Answer 0 MS 268 KB 542 2024-07-15 11:59:25

Tests(0/10):

Code:

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