#include // https://blog.csdn.net/weixin_43772810/article/details/121048802 // https://blog.csdn.net/weixin_43772810/article/details/121297946 using namespace std; int main() { int i = 0, j = 0; int tmp = 0; for (i = 1; i <= 10000; i++) { tmp = i; for (j = 0; j < 5; j++) { if ((tmp - 1) % 5 != 0 || tmp <= 1) break; tmp = (tmp - 1) / 5 * 4; } if (j == 5) { printf("there was %d peaches.\n", i); exit(0); } } printf("thats too more!"); return 0; }