Buggy python submission (verdict: Time Limit Exceeded):
#!/usr/bin/env python3
import sys

YES = "Yes"  # type: str
NO = "No"  # type: str


def solve(N: int, K: int, A: "List[int]"):
    score = 1
    for i in range(K):
        score *= A[i]

    prev_score = score
    for i in range(N-K):
        if A[i]!=A[i+K]:
            if A[i]!=1:
                score //= A[i]
            if A[i+K]!=1:
                score *= A[i+K]
        if score>prev_score:
            print(YES)
        else:
            print(NO)
        prev_score = score
    return


# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    N = int(next(tokens))  # type: int
    K = int(next(tokens))  # type: int
    A = [int(next(tokens)) for _ in range(N)]  # type: "List[int]"
    solve(N, K, A)

if __name__ == '__main__':
    main()


Fixed submission:
#!/usr/bin/env python3
import sys

YES = "Yes"  # type: str
NO = "No"  # type: str


def solve(N: int, K: int, A: "List[int]"):
    for i in range(N-K):
        if A[i]<A[i+K]:
            print(YES)
        else:
            print(NO)
    return


# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    N = int(next(tokens))  # type: int
    K = int(next(tokens))  # type: int
    A = [int(next(tokens)) for _ in range(N)]  # type: "List[int]"
    solve(N, K, A)

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
#!/usr/bin/env python3
import sys

YES = "Yes"  # type: str
NO = "No"  # type: str


def solve(N: int, K: int, A: "List[int]"):
    score = 1
    for i in range(K):
        score *= A[i]

    prev_score = score
    for i in range(N-K):
        score = score // A[i] * A[i+K]
        if score>prev_score:
            print(YES)
        else:
            print(NO)
        prev_score = score
    return


# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    N = int(next(tokens))  # type: int
    K = int(next(tokens))  # type: int
    A = [int(next(tokens)) for _ in range(N)]  # type: "List[int]"
    solve(N, K, A)

if __name__ == '__main__':
    main()


Fixed submission:
#!/usr/bin/env python3
import sys

YES = "Yes"  # type: str
NO = "No"  # type: str


def solve(N: int, K: int, A: "List[int]"):
    for i in range(N-K):
        if A[i]<A[i+K]:
            print(YES)
        else:
            print(NO)
    return


# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    N = int(next(tokens))  # type: int
    K = int(next(tokens))  # type: int
    A = [int(next(tokens)) for _ in range(N)]  # type: "List[int]"
    solve(N, K, A)

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
#!/usr/bin/env python3
import sys
import numpy as np

YES = "Yes"  # type: str
NO = "No"  # type: str


def solve(N: int, K: int, A: "List[int]"):
    score = 1
    for i in range(K):
        score *= A[i]

    prev_score = score
    for i in range(N-K):
        score //= A[i]
        score *= A[i+K]
        if score>prev_score:
            print(YES)
        else:
            print(NO)
        prev_score = score
    return


# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    N = int(next(tokens))  # type: int
    K = int(next(tokens))  # type: int
    A = [int(next(tokens)) for _ in range(N)]  # type: "List[int]"
    solve(N, K, A)

if __name__ == '__main__':
    main()


Fixed submission:
#!/usr/bin/env python3
import sys

YES = "Yes"  # type: str
NO = "No"  # type: str


def solve(N: int, K: int, A: "List[int]"):
    for i in range(N-K):
        if A[i]<A[i+K]:
            print(YES)
        else:
            print(NO)
    return


# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    N = int(next(tokens))  # type: int
    K = int(next(tokens))  # type: int
    A = [int(next(tokens)) for _ in range(N)]  # type: "List[int]"
    solve(N, K, A)

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Runtime Error):
#!/usr/bin/env python3
import sys
import numpy as np

YES = "Yes"  # type: str
NO = "No"  # type: str


def solve(N: int, K: int, A: "List[int]"):
    score = 1
    for i in range(K):
        score *= A[i]

    prev_score = score
    for i in range(N-K):
        score //= A[i]
        score *= A[i+K]
        if score>prev_score:
            print(YES)
        else:
            print(NO)
        prev_score = score
    return


# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    N = int(next(tokens))  # type: int
    K = int(next(tokens))  # type: int
    A = [int(next(tokens)) for _ in range(N)]  # type: "List[int]"
    solve(N, K, A)

if __name__ == '__main__':
    main()


Fixed submission:
#!/usr/bin/env python3
import sys

YES = "Yes"  # type: str
NO = "No"  # type: str


def solve(N: int, K: int, A: "List[int]"):
    for i in range(N-K):
        if A[i]<A[i+K]:
            print(YES)
        else:
            print(NO)
    return


# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    N = int(next(tokens))  # type: int
    K = int(next(tokens))  # type: int
    A = [int(next(tokens)) for _ in range(N)]  # type: "List[int]"
    solve(N, K, A)

if __name__ == '__main__':
    main()

Buggy python submission (verdict: Time Limit Exceeded):
#!/usr/bin/env python3
import sys
import numpy as np

YES = "Yes"  # type: str
NO = "No"  # type: str


def solve(N: int, K: int, A: "List[int]"):
    score = 1
    for i in range(K):
        score *= A[i]

    prev_score = score
    for i in range(N-K):
        score /= A[i]
        score *= A[i+K]
        if score>prev_score:
            print(YES)
        else:
            print(NO)
        prev_score = score
    return


# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    N = int(next(tokens))  # type: int
    K = int(next(tokens))  # type: int
    A = [int(next(tokens)) for _ in range(N)]  # type: "List[int]"
    solve(N, K, A)

if __name__ == '__main__':
    main()


Fixed submission:
#!/usr/bin/env python3
import sys

YES = "Yes"  # type: str
NO = "No"  # type: str


def solve(N: int, K: int, A: "List[int]"):
    for i in range(N-K):
        if A[i]<A[i+K]:
            print(YES)
        else:
            print(NO)
    return


# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
def main():
    def iterate_tokens():
        for line in sys.stdin:
            for word in line.split():
                yield word
    tokens = iterate_tokens()
    N = int(next(tokens))  # type: int
    K = int(next(tokens))  # type: int
    A = [int(next(tokens)) for _ in range(N)]  # type: "List[int]"
    solve(N, K, A)

if __name__ == '__main__':
    main()