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原创 New Online Judge1029顺时针逆时针
while True:try:x1,y1,x2,y2,x3,y3=map(eval,input().split())p12=(x2-x1,y2-y1)p23=(x3-x2,y3-y2)sum=(x2-x1)(y3-y2)-(x3-x2)(y2-y1)if sum>0:print(“Anticlockwise”)elif sum<0:print(“Clockwise”)else:print(“Collineation”)except:break
2022-03-31 18:46:03
246
原创 New Online Judge1028: 判断点是否在矩形上
while True:try:n=eval(input())a,b,c,d=map(eval,input().split())for i in range(n):e,f=map(eval,input().split())if e>=a and e<=c and f>=b and f<=d:print(“YES”)else:print(“NO”)print("")except:break
2022-03-31 18:03:27
419
原创 New Online Judge1027: 三角形的面积(2)
import mathwhile True:try:a,b,c=map(eval,input().split())if abc==0:breakelse:if (a+b)<=c or (a+c)<=b or (b+c)<=a:print(“No”)else:p=(a+b+c)/2s = math.sqrt(p * (p - a) * (p - b) * (p - c))print("{:.2f}".format(s))except:break
2022-03-31 17:21:27
377
原创 New Online judge 1026 排序
N = eval(input())list1 = input().split()for i in range(N):list1[i]=eval(list1[i])list1.sort()for i in list1:print(i,end=’ ')
2022-03-30 21:02:02
196
原创 New Online Judge 1025原码
while True:try:a=eval(input())list1=[‘0’ for i in range(16)]if a<0:list1[0]=‘1’b=abs(a)list2=[]while b>0:rem=b%2list2.append(rem)b=b//2i=0list3=[str(i) for i in list2[::-1]]str1=’’.join(list1)str2=’’.join(list3)if a>0:print(str2.r
2022-03-30 20:18:53
372
原创 New Online Judge1024谁是6的倍数
while True:try:list1=list(input().split()) i=0 for i in range(len(list1)): list1[i]=int(list1[i]) for i in range(len(list1)): if list1[i]%6==0: print(list1[i],end=' ')except: break
2022-03-23 21:11:40
174
原创 New Online Judge 1022排队
while True:try:a,b,c=map(eval,input().split())list1=[a,b,c]list1.sort()print((" ").join(str(i) for i in list1))except: break
2022-03-23 20:55:20
207
原创 New Online Judge 1017
while True:try:a=eval(input())a=a*1000if a%10>=5:print("{:.2f}".format((a//10+1)/100))else:print("{:.2f}".format((a//10)/100))except: break
2022-03-23 19:05:28
459
原创 New Online Judge 1014
while True:try:x,y=map(eval,input().split())if x<0:print(“NO”)else:z=x**ya=int(z)b=z-aprint("{}".format(a),end=’ ‘)print(’%lf’%b)except:break
2022-03-23 18:08:26
157
原创 New Online Judge 1013
import mathwhile True:try:a=eval(input())b=a/180*math.piSum=math.sin(b)+math.cos(b)+math.tan(b)+1/math.tan(b)+1/math.sin(b)+1/math.cos(b)print(“Sum={:.2f}”.format(Sum))except:break
2022-03-23 17:44:01
171
原创 New Online Judge 1006
while True:try:a = eval(input())print(a%10)except:break
2022-03-21 10:47:21
252
原创 梯度下降法
梯度下降法梯度下降法简介梯度下降法,又称最速下降法,是一个一阶最优化算法,迭代法的一种,可以用于求解最小二乘问题(线性和非线性都可以)基本思想可用下山举例说明,将小人看作J(ω),即表示目标函数,目的地是最低点。而中间如何到达最低点则是我们需要解决的问题。下山路有千万种,想要快速的到达,就需要选择最陡的地方下山。在当前位置求偏导,即我们所讨论的梯度,正常的梯度方向类似于上山的方向,是使值增大的,...
2020-09-27 02:43:51
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