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- #include<stdio.h>
- int main()
- {
- int a,b,c,d,i,n,cnt=1,max=0;
- while(scanf("%d %d",&a,&b)!=EOF){
- if(a>b){
- c=b;
- d=a;
- }
- else{
- c=a;
- d=b;
- }
- max=0;
- for(i=c;i<=d;i++){
- cnt=1;
- n=i;
- while(1){
- if(n==1)break;
- else if(n%2==0)n=n/2;
- else n=3*n+1;
- cnt++;
- }
- if (cnt>max) max=cnt;
- }
- printf("%d %d %d\n",a,b,max);
- }
- }
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