07/05/22 22:27:22
>>731-732
#include<stdio.h>
#include<stdlib.h>
#include<time.h>
void mutate(char s[], int len, int m){
while(len--)
if((int)((rand() / (double)RAND_MAX) * 100) < m)
s[len] = (char)((int)((rand() / (double)RAND_MAX) * 26) + 'A');
}
int main(){
char s[] = "It's not surprising that food dropped onto bacteria would collect some bacteria.";
int n;
srand((unsigned int)time(0));
printf("%s", s);
while(1){
printf("置き換えの割合をで指定せよ:");
if(scanf("%d", &n) < 1) break;
mutate(s, sizeof(s), n);
printf("%s", s);
}
return 0;
}
適当に作ったから気に入らなかったら自分で作り替えて