#18911. 统计数字字符个数
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ID: 18911
Type: Default
1000ms
128MiB
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统计数字字符个数
说明
输入一行字符，统计出其中数字字符的个数。输入格式
一行字符串，总长度不超过255。输出格式
输出为1行，输出字符串里面数字字符的个数。Peking University is set up at 1898.4