用C语言求 输入30个成绩数据,统计各分数段(0~59,60~69,70~79,80~89...答:include<stdio.h> main(){ int a[30],max,min,average,h=0,s1=0,s2=0,s3=0,s4=0,s5=0,i;for(i=0;i<30;i++){ scanf("%d",a[i]);if(a[i]<=59&&a[i]>=0) s1++;if(a[i]<=69&&a[i]>=60 s2++;if(a[i]<=79&&a[i]>=70) s3++;if(a[i]<=89&&a[i...