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JAVA 和C 这么大差别?#include<stdio.h>
#include<stdlib.h>
int main(){
float m,sum;
sum=0;
for(int i=0;i<12;i++){
scanf("%f",&m);
sum=sum+m;
}
sum=sum/12;
printf("$%.2f",sum);
return 0;
}
java的复制版 Eclipse上完全没问题 Float double 都能满足要求精度。
为啥C 一下就AC JAVA总是WA 我了个擦擦
import java.text.DecimalFormat;
import java.util.Scanner;
public class M1004 {
public static void main(String[] args) {
float m,sum;
sum=0;
Scanner sc = new Scanner(System.in);
for(int i=0;i<12;i++){
m = sc.nextFloat();
sum=sum+m;
}
sum=sum/12;
DecimalFormat df = new DecimalFormat("#.##");
System.out.println(df.format(sum));
}
}
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