#include #include #include #define MAX(a,b) (a > b ? a : b) #define MIN(a,b) (a < b ? a : b) const int inf = 1000000000; // 10^9 int main(){ long long int x,y,h;scanf("%lld %lld %lld",&x,&y,&h); int ans=0; x *= 1000; y *= 1000; printf("X:%lld,y:%lld,h:%lld",x,y,h); while(1){ if(x>h){ printf("x:%lld,h:%lld\n",x,h); x/=2; h*=2; ans++; }else if(y>h){ printf("y:%lld,h:%lld\n",y,h); y/=2; h*=2; ans++; }else break; } printf("%d",ans); }