Buggy python submission (verdict: Runtime Error):
N,A,B,Q,D = map(int,input().split())
S = input()
C = []
for i in range(len(S)):
    C.append(S[i])

if Q<D:
    error = 0
    for i in range(B,C):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
            break
else:
    error = 0
    for i in range(B,D):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
            break
    flag = 0
    for i in range(B-1,D):
        if C[i-1]=="." and C[i+1]=="." and C[i]==".":
            flag = 1
    if flag==0:
        error = 1

if error==0:
    print("Yes")
else:
    print("No")

Fixed submission:
N,A,B,Q,D = map(int,input().split())
S = input()
C = []
for i in range(len(S)):
    C.append(S[i])

if Q<D:
    error = 0
    for i in range(A,D-1):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
            break
else:
    error = 0
    for i in range(B,D-1):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
            break
    flag = 0
    for i in range(B-1,D):
        if C[i-1]=="." and C[i+1]=="." and C[i]==".":
            flag = 1
    if flag==0:
        error = 1

if error==0:
    print("Yes")
else:
    print("No")

Buggy python submission (verdict: Runtime Error):
N,A,B,Q,D = map(int,input().split())
S = input()
C = []
for i in range(len(S)):
    C.append(S[i])

if Q<D:
    error = 0
    for i in range(len(C)-1):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
else:
    error = 0
    for i in range(len(C)-2):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
            break
    flag = 0
    for i in range(max(A,B),min(Q,D)+1):
        if C[i]=="." and C[i+1]=="." and C[i+2]==".":
            flag = 1
    if flag==0:
        error = 1

if error==0:
    print("Yes")
else:
    print("No")


Fixed submission:
N,A,B,Q,D = map(int,input().split())
S = input()
C = []
for i in range(len(S)):
    C.append(S[i])

if Q<D:
    error = 0
    for i in range(A,D-1):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
            break
else:
    error = 0
    for i in range(B,D-1):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
            break
    flag = 0
    for i in range(B-1,D):
        if C[i-1]=="." and C[i+1]=="." and C[i]==".":
            flag = 1
    if flag==0:
        error = 1

if error==0:
    print("Yes")
else:
    print("No")

Buggy python submission (verdict: Runtime Error):
N,A,B,Q,D = map(int,input().split())
S = input()
C = []
for i in range(len(S)):
    C.append(S[i])

if Q<D:
    error = 0
    for i in range(len(C)-1):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
else:
    error = 0
    for i in range(len(C)-2):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
            break
    flag = 0
    for i in range(max(A,B),min(Q,D)):
        if C[i]=="." and C[i+1]=="." and C[i+2]==".":
            flag = 1
    if flag==0:
        error = 1

if error==0:
    print("Yes")
else:
    print("No")

    

Fixed submission:
N,A,B,Q,D = map(int,input().split())
S = input()
C = []
for i in range(len(S)):
    C.append(S[i])

if Q<D:
    error = 0
    for i in range(A,D-1):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
            break
else:
    error = 0
    for i in range(B,D-1):
        if C[i]=="#" and C[i+1]=="#":
            error = 1
            break
    flag = 0
    for i in range(B-1,D):
        if C[i-1]=="." and C[i+1]=="." and C[i]==".":
            flag = 1
    if flag==0:
        error = 1

if error==0:
    print("Yes")
else:
    print("No")