# chinchumathews94/16th-jan

a year ago
In [1]:
``````def compareTriplets(a, b):
lis = []
c1=0
c2=0
for i in range(len(a)):
if a[i]>b[i]:
c1 +=1
elif b[i]>a[i]:
c2 += 1
else:
next
lis.insert(0,c1)
lis.insert(1,c2)
return lis

a = [9,8,9]
b = [7,4,6]

compareTriplets(a,b)
``````
Out[1]:
``[3, 0]``
In [2]:
``````def diagonalDifference(arr):
l = len(arr[0])
a = 0
b = 0
for i in range(l):
a += arr[i][i]
for i in range(l-1,-1,-1):
b += arr[l-1-i][i]
return abs(a-b)

arr=[[1,2,3],[4,5,6],[7,8,9]]
diagonalDifference(arr)
``````
Out[2]:
``0``
In [3]:
``````for i in range(11):
print("* "*i)``````
``` * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ```
In [5]:
``````def plusMinus(arr):
p = 0
ne = 0
z = 0
l=len(arr)
for iteam in range(n):
if arr[iteam]%2==0:
p += 1
if arr[iteam]%2!=0:
ne += 1
if arr[iteam]==0:
z+=1
pp = p/l
nn = ne/l
zz = z/l

return pp,nn,zz

arr = [5,7,-3,0,-4,1]
n = len(arr)
plusMinus(arr)
``````
Out[5]:
``(0.3333333333333333, 0.6666666666666666, 0.16666666666666666)``
In [ ]:
``````s = '07:05:45PM'
s1 = s.split(':')
s1
``````
In [ ]:
``````lis = []
for i in s1[2]:
lis.append(i)
lis
``````
In [ ]:
``````out1 = []
out2 = []
int(s1)
if s1[0]<12:
out1.inser(s1[0+=12],0)

elif s1[0]>``````
In [ ]:
``````s = '07:05:45PM'
for i in s:
print(i , end=' ')

``````
In [ ]:
``````s = '04:59:59AM'
hr = ''
for i in range(len(s)-8):
hr+=s[i]

min = ''
for i in range(3,len(s)-5):
min+=s[i]

sec = ''
for i in range(6,len(s)-2):
sec+=s[i]

fnan = s[8]

hrout = []
i = 0
j = 1

if(int(hr[i])==0 and int(hr[j])<=9 and fnan == 'P'):
hrout.insert(0,int(hr)+12)
elif(int(hr[i])==0 and int(hr[j])<=9 and fnan == 'A'):
hrout.append("0{}".format(int(hr[j])))
elif(int(hr[i])!=0 and int(hr[j])<2 and fnan == 'P'):
hrout.insert(0,int(hr)+12)
elif(int(hr[0])==1 and int(hr[1])==2 and fnan =='P'):
hrout.insert(0,int(hr))
elif(int(hr[0])==1 and int(hr[1])==2 and fnan =='A'):
hrout.append('00')

hrout1 = ''
for i in range(len(hrout)):
hrout1 = hrout[i]

print("{}:{}:{}".format(hrout1,min,sec))``````
In [ ]:
`` ``
In [18]:
``````import math
lis = []
else:
if r<=2:
lis.append((int(s1)))
else:
print(lis)

``````
```75 40 100 [75, 67, 40, 33, 41, 100] ```
In [52]:
``````s= 2
t = 3
a = 1
b = 5
m = 1
n = 1
apples= [2]
oranges = [-2]
c1 = 0
c2 = 0
for i in range(m):
if apples[i]>0:
if t>=a+apples[i]>=s:
c1+=1
for j in range(n):
if oranges[j]<0:
if s<=b+oranges[j]<=t:
c2+=1

print(c1,c2)

``````
```1 1 ```
In [4]:
``## Kangaroo problem``
In [17]:
``````import time
def kangaroo(x1, v1, x2, v2):
b1 = []
a1 = []
for i in range(1,10001):
a1.append(x1+v1*i)
b1.append(x2+v2*i)
#print(a1,b1)
for i in range(10000):
if a1[i]==b1[i]:
return 'YES'
for i in range(10000):
if a1[i]!=b1[i]:
return 'NO'

kangaroo(0,3,4,2)``````
Out[17]:
``'YES'``
In [12]:
``````grades = [73,38,67,33]
one =[]
print(one)
out = []
out.append(int(one[i]*10+5))
else:

print(out)
``````
```[7.0, 4.0, 7.0, 3.0] [75, 38, 67, 33] ```
In [1]:
``import winsound``
In [4]:
``````freq = [37,23,76,12,87,36,87]

# duration is set to 100 milliseconds
dur = 1000
flag = True
while flag:
u = int(input("Enter key: "))
if u in range(1,8):
winsound.Beep(freq[u], dur)
``````
```Enter key: 1 ```
```--------------------------------------------------------------------------- ValueError Traceback (most recent call last) <ipython-input-4-9b2b2e550239> in <module> 7 u = int(input("Enter key: ")) 8 if u in range(1,8): ----> 9 winsound.Beep(freq[u], dur) ValueError: frequency must be in 37 thru 32767```
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