class Main {
public static void main(String[] args) {
int sum = 0;
int n = 1;
while (n<=100){
sum = sum +n;
n++;
}
System.out.println(sum);
int sum1 = 0;
int a = 1;
while(a<100){
sum1 = sum1 +a;
a = a+2;
}
System.out.println(sum1);
double sum2 = 0;
int b = 1;
while (b<=10){
sum2 = sum2+(double )1/b;
b++;
}
System.out.println(sum2);
for (int i=1; i<7;i++){
for ( int j=1; j<=4;j++){
if(i==1){
if(j==1)System.out.print("N ");
else System.out.print((int)Math.pow(10,j-1)+"*N ");
}
else System.out.print((int)((i-1)*Math.pow(10,j-1))+" ");}
System.out.println();
}
boolean c=true;
int d=0;
while(c){
System.out.println("请输入1~365之间的整数:");
Scanner sc = new Scanner(System.in);
d = sc.nextInt();
if(d>=1&&d<=365){
c=false;
}
}
switch(d%7){
case 1:
System.out.println("星期一");
break;
case 2:
System.out.println("星期二");
break;
case 3:
System.out.println("星期三");
break;
case 4:
System.out.println("星期四");
break;
case 5:
System.out.println("星期五");
break;
case 6:
System.out.println("星期六");
break;
case 0:
System.out.println("星期日");
break;
}
Scanner input = new Scanner(System.in);
System.out.println("请输入第一个正整数:");
int m = input.nextInt();
System.out.println("请输入第二个正整数");
int p = input.nextInt();
int min =(m <= p)? m:p;
for (int i = min; i >= 1; i--) {
if (m % i == 0 && p % i == 0) {
System.out.println("最大公约数为"+i);
int e=m / i;
int f=p / i;
int multiple = e*f*i;
System.out.println("最小公倍数为"+multiple);
break;
}
}
}
}