题解 | #小乐乐改数字#
小乐乐改数字
https://www.nowcoder.com/practice/fcd30aac9c4f4028b23919a0c649824d
#include<stdio.h> #include<math.h> int main() { int n = 0; int sum = 0; int i = 0; scanf("%d", &n); while (n) { int a = n % 10; int ret = 0; if (0 == a % 2) { ret = 0; } else { ret = 1; } sum += (ret * pow(10, i)); n /= 10; i++; } printf("%d", sum); return 0; }