题解 | #牛牛的等差数列#
牛牛的等差数列
https://www.nowcoder.com/practice/fb9daba67b88437a9e501adf020d425e
#include <stdio.h>
//等差没什么好说的,差值 == 后一项 - 前一项
int main() {
int a, b;
scanf("%d%d", &a, &b);
int c = b-a;
printf("%d\n",b+c);
return 0;
}
牛牛的等差数列
https://www.nowcoder.com/practice/fb9daba67b88437a9e501adf020d425e
#include <stdio.h>
//等差没什么好说的,差值 == 后一项 - 前一项
int main() {
int a, b;
scanf("%d%d", &a, &b);
int c = b-a;
printf("%d\n",b+c);
return 0;
}
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