int s=104£»
if£¨s>=80 && s<=100£© {
System.out.println£¨"ÓÅÐã"£©;
}else if£¨s>=70£© {
System.out.println£¨"Á¼ºÃ"£©;
}else if£¨s>=60£© {
System.out.println£¨"ÖеÈ"£©;
}else if£¨s>=0 && s<60£© {
System.out.println£¨"²î"£©;
}else {
System.out.println£¨"ÊäÈë´íÎó£¡"£©;
}

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int cj= -1;
if£¨cj>100 || cj<0£©{System.out.println£¨"³É¼¨ÊäÈë´íÎó"£©;return;}
if£¨cj<60£©{System.out.println£¨"²î"£©;return;}
if£¨cj<80£©{System.out.println£¨"ÖеÈ"£©;return;}
if£¨cj<=100£©{System.out.println£¨"ÓÅÐã"£©;return;}

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int b=0;
if£¨b<0 || b>100£© {
System.out.println£¨"ÊäÈë´íÎó"£©;
}else if£¨b>=80£© {
System.out.println£¨"ÓÅÐã"£©;
}else if£¨b>=60£© {
System.out.println£¨"Á¼ºÃ"£©;
}else if£¨b>=40£© {
System.out.println£¨"Ôã¸â"£©;
}else {
System.out.println£¨"Çë¼Ò³¤°É"£©;
}
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