Problem | 1207 | User | talin0528 |
Memory | 252K | Time | 16MS |
Language | C++ | Result | Accepted |
#include <iostream> using namespace std; int length(int n){ int len = 1; while(n != 1){ if(n%2 == 1) n = 3*n+1; else n = n/2; len++; } return len; } int maxLength(int num1, int num2){ int i, j, max=0; j = num1<num2? num2 : num1; for(i = num1<num2? num1 : num2; i <=j; i++){ if(max < length(i)) max = length(i); } return max; } int main(){ int num1, num2; while(cin>>num1>>num2) cout<<num1<<" "<<num2<<maxLength(num1, num2); return 0; }