int num = 2069, i = 0;
while(num / 10 != 0){
i++;
num /= 10;
}
System.out.println("2069有" + i + "位")
while(num / 10 != 0){
i++;
num /= 10;
}
System.out.println("2069有" + i + "位")
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第1个回答 2015-08-21
把数字转化成字符串，再把字符串分割成字符
然后用while循环
然后用while循环
第2个回答 2015-08-21
int number = 123456;
int count = 0;
while (number >= 1)
{
count++;
number = number/10;
}
int count = 0;
while (number >= 1)
{
count++;
number = number/10;
}
第3个回答 2015-08-21
int i=2345;
int num=1;
while(i=i/10>=1)
{
num++;
}
int num=1;
while(i=i/10>=1)
{
num++;
}
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