#include #define ABS(x) (x>0?x:-(x)) int main() { int n[3], min=1000000000; scanf("%d %d %d", &n[0], &n[1], &n[2]); for (int i=0; i<3; i++) { for (int j=i+1; j<3; j++) { if (ABS(n[i]-n[j])