[英]How to create an array of 100 integers where every element of array is its index in c language
我想为每个数组分配它的索引,这是我的代码。
#include <stdio.h>
#include <cs50.h>
int main(void) {
int length = get_int("How many arrys do you need? ");
int s[length];
for (int i = 0; i < length; i++) {
s[i] = i;
printf("s[i] = %d\n", i);
}
}
运行时
s[i] = 0
s[i] = 1
所以我想用它的索引号替换代码中的i
,如下所示:
s[0] = 0
s[1] = 1
关于数组的初始化,您的代码很好。
应更改printf
语句以打印索引和存储在索引中的值:
printf("s[%d] = %d\n", i, s[i]);
这是修改后的版本:
#include <cs50.h>
#include <stdio.h>
int main() {
int length = get_int("How many array elements do you need? ");
if (length <= 0 || length > 1024) {
printf("invalid length: %d\n", length);
return 1;
}
int s[length];
for (int i = 0; i < length; i++) {
s[i] = i;
printf("s[%d] = %d\n", i, s[i]);
}
return 0;
}
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