12、　　随机生成50个数字（整数），每个数字的范围[10,50]，统计每个数字出现的次数以及出现次数最多的数字与它的个数，最后将每个数字及出现次数打印出来，如果某个数字出现为0，则不要打印他。打印时按照数字升序排列-12, a randomly generated 50 number (integer), each digit in the range [10,50], statistics, the number of occurrences of each digit and the highest number of digital and its number, and finally each of the digital and Occurrence Print out if a number appears, do not print. Print arranged in numerical ascending