#includeint main(){int n,count=0;printf("Please enter number:");scanf("%d",&n); /*输入任一整数*/do{if(n%2){n=n*3+1; /*若为奇数,n乘3加1*/printf("[%d]:%d*3+1=%d\n",++count,(n-1)/3,n);}else{n/=2; /*若为...