public?class?SimpleCount?{
/**
*?addOneToTen?TODO?計算1+2+3+..+10的和? *?@return?int */public?static?int?addOneToTen(){
int?sum?=0;?
for(int?index?=0;?index<=10;?index++)
sum?+=?index;
return?sum;
}
/**
*?fiveOp?TODO?計算5!? *?@return?int */public?static?int?fiveOp(){
int?num?=?1;
for(int?index?=1?;?index<=5;?index++)
num?*=?index;
return?num;
}
public?static?void?main(String[]?args){
System.out.println("\nThis?is?1+2+3+...+10=?"+?addOneToTen());
System.out.println("\nThis?is?5!?=?"+?fiveOp());
}
}