My issue
In test case’ it is showing 'time limit exceeded
My code
# cook your dish here
for i in range(int(input())):
x1=0
x2,x3,k=list(map(int,input().split()))
lis=[x1,x2,x3]
count=0
while count<=k+5:
lis.append(lis[-1]+lis[-2]-lis[-3])
count+=1
a=sorted(lis)
print(a[k-1])
Problem Link: Sequence Search Practice Coding Problem