Problem p02897 (python)

Fixed submission:
import sys

a = sys.stdin.readline().rstrip()
a_int = int(a)

if a_int%2==0:
    print("0.5")
elif a_int == 1:
    print("1.0000000000")
else:
    b = ((a_int - 1)/2 + 1) / a_int
    print('{:.10f}'.format(b))

Buggy submission (verdict: Runtime Error):
import sys

Num = int(sys.stdin.readline().rstrip())
list_stu_Num = list(sys.stdin.readline().rstrip().split())
list_stu_Num_int = [int(s) for s in list_stu_Num]
list_attend_stu = None
for i in range(1, Num + 1):
    for l in range(0, Num):
        if list_stu_Num_int[l] == i:
            if not list_attend_stu:
                list_attend_stu = list(str(l + 1))
            else:
                list_attend_stu.append(l + 1)
print(*list_attend_stu)

Buggy submission (verdict: Runtime Error):
import sys

Num = int(sys.stdin.readline().rstrip())
Num_str = str(Num)
list_stu_Num = list(sys.stdin.readline().rstrip().split())
list_stu_Num_int = [int(s) for s in list_stu_Num]
list_attend_stu = None
for i in range(1, Num + 1):
    for l in range(0, Num):
        if list_stu_Num_int[l] == i:
            if not list_attend_stu:
                list_attend_stu = list(str(l + 1))
            else:
                list_attend_stu.append(l + 1)
print(*list_attend_stu)

Buggy submission (verdict: Runtime Error):
import sys

Num = int(sys.stdin.readline().rstrip())
#Num_str = str(Num)
list_stu_Num = list(sys.stdin.readline().rstrip().split())
list_stu_Num_int = [int(s) for s in list_stu_Num]
list_attend_stu = None
for i in range(1, Num + 1):
    for l in range(0, Num):
        if list_stu_Num_int[l] == i:
            if not list_attend_stu:
                list_attend_stu = list(str(l + 1))
            else:
                list_attend_stu.append(l + 1)
print(*list_attend_stu)

Buggy submission (verdict: Runtime Error):
import sys

Num = int(sys.stdin.readline().rstrip())
list_stu_Num = list(sys.stdin.readline().rstrip().split())
list_stu_Num_int = [int(s) for s in list_stu_Num]
list_attend_stu = None
for i in range(1, Num + 1):
    for l in range(0, Num):
        if list_stu_Num_int[l] == i:
            if not list_attend_stu:
                list_attend_stu = list(str(l + 1))
            else:
                list_attend_stu.append(l + 1)
print(*list_attend_stu)

Buggy submission (verdict: Runtime Error):
import sys

Num = int(sys.stdin.readline().rstrip())
list_stu_Num = list(sys.stdin.readline().rstrip().split())
list_stu_Num_int = [int(s) for s in list_stu_Num]
list_attend_stu = None
for i in range(1, Num + 1):
    for l in range(0, Num):
        if list_stu_Num_int[l] == i:
            if not list_attend_stu:
                list_attend_stu = list(str(l + 1))
            else:
                list_attend_stu.append(l + 1)
print(*list_attend_stu)

Buggy submission (verdict: Runtime Error):
import sys

Num = int(sys.stdin.readline().rstrip())
list_stu_Num = list(sys.stdin.readline().rstrip().split())
list_stu_Num_int = [int(s) for s in list_stu_Num]
list_attend_stu = None
for i in range(1, Num + 1):
    for l in range(0, Num):
        if list_stu_Num_int[l] == i:
            if not list_attend_stu:
                list_attend_stu = list(str(l + 1))
            else:
                list_attend_stu.append(l + 1)
print(*list_attend_stu)