import java.util.Scanner;
public class Main{
public static void main(String []args) {
Scanner scanner = new Scanner(System.in);
long a,b,n;
a=scanner.nextInt();
b=scanner.nextInt();
n=scanner.nextInt();
f(a, b, n);
}
private static void f(long a,long b,long n) {
a=a%b;
while (n-10>0) {
a*=1e10;
a%=b;
n-=10;
}
for (int i = 0; i < n+2; i++) {
a*=10;
if(i>n-2) {
System.out.print(a/b);
}
a%=b;
}
}
}
蓝桥杯历届试题 小数第n位 java代码
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转载自blog.csdn.net/weixin_43729943/article/details/103192994
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