PSCS 31-07-2020

Type something.......Above...... 

1. 5x^2-1(d)

2. 5 (c)

3.19(a)

4. p = 7 q=2 

5.13  (a)

6.0(a)

7. 0(a)

8. 23 (b)

9.16(c)

10.( x²+ x – 6) (c)

11.91 (A)

12.296 (a)

13. 24*244 (a)

14.1(A)

15.2(b)

16.5 (a)

17.91(b)

18. 200 and 500(a)

19. 50 ^ 500 (d)

20.845 (d) 

PROGRAM:

n=int(input())

l=[]

l=input().split()

s=0

for i in range(0,int(n/2)):

    s+=int(l[i])

print(s)

s=0

for i in range(int(n/2),n):

    s+=int(l[i])

print(s)

PROGRAM:

# You are using Python

def vali(n1):

    n1 = n1.split(":")

    if(len(n1) == 3):

        if(int(n1[0]) >=0 and int(n1[0])<=24):

            if(int(n1[1]) >= 0  and int(n1[1])<=60):

                if(int(n1[2]) >= 0  and int(n1[2])<=60):

                    pass

                else:

                   

                    raise ValueError

            else:

                

                raise ValueError

        else:

            

            raise ValueError

    else:

        

        raise ValueError

    

        

import datetime

i1=input()

n=i1.split()

i2=input()

m=i2.split()

#print(n[0])

#print(m[0])

try:

    if(len(n) != 2 or len(m)!=2):

        raise ValueError

    vali(n[1])

    vali(m[1])

    

    datetime.datetime.strptime(n[0],"%Y-%m-%d")

    datetime.datetime.strptime(m[0],"%Y-%m-%d")

    

except ValueError:

    print("Event time should be in the format 'YYYY-MM-DD HH:MM:SS")

else:

    print(i1)

    print(i2)