摘要：
#includeint main(void){ double scores; int x,y,z; x=0; y=0; z=0; printf("enter scores:"); scanf("%lf",&scores:"); while(scores>0){ if(scores>85){ x++; } else if((scores>=60)&&(scores=85:%d",x); printf("60-84:%d",y); printf("<60:%d& 阅读全文