#include "stdio.h" int main() { long int n; long int a = 5, b = 7, c = 11; scanf("%ld", &n); for (int i=2; i<=n; ) { while (n%i == 0) { printf("%d ", i); n /= i; } if(i < 11) { i++; } else { i = b + c - a; a = b; b = c; c = i; } } } 分析中发现质数为 2 3 5 7 11 13 17 19 其中 13 = 11 + 7 -5; 17 = 13 ...