题解 | #牛牛学数列#
牛牛学数列
https://www.nowcoder.com/practice/0b97367cd2184c12a0e02f7c223aee11
#include <stdio.h> int main() { int n; scanf("%d",&n); int num=(n%2==0)?(n/2*-1):(n-(n-1)/2); printf("%d",num); return 0; }
牛牛学数列
https://www.nowcoder.com/practice/0b97367cd2184c12a0e02f7c223aee11
#include <stdio.h> int main() { int n; scanf("%d",&n); int num=(n%2==0)?(n/2*-1):(n-(n-1)/2); printf("%d",num); return 0; }
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