Help me in solving SESO03 problem

help
,
1

My issue

invalid literal for int() with base 10: ‘3 4’
unable to read integers in python

My code

# cook your dish here
n=input()
k=input()
n=eval(n)
for i in range(n):
    ele=int(input())
    a[i]=ele
def LSearch(a,ele):
    for i in a:
        if(i==ele):
            return True
    return False
if(LSearch):
    print("Yes")
else:
    print("No")

Learning course: Data structures and Algorithms
Problem Link: https://www.codechef.com/learn/course/pvp-dsa/PVPDAA13/problems/SESO03