Buggy python submission (verdict: Runtime Error):
import sympy as sym 
def fib(n):
    x = sym.symbols('x', nonnegative=True, integer=True)
    Fib = 1 / sym.sqrt(5) * (((1+sym.sqrt(5))/2)**(n) - ((1-sym.sqrt(5))/2)**(n))
    result = Fib.subs(x, n) 
    result = sym.simplify(result) 
    return result
n,m = list(map(int, input("").split()))
a=[]
a.append(-1)
for i in range(m):   
    a.append(int(input()))
a.append(n+1)
out=1
c=10**9+7
for i in range(m+1):
    out*=int(fib(a[i+1]-a[i]-1))
out%=c
print(out)

Fixed submission:
import math
def fib(q):
   fibonacci = [0,1]
   for i in range(2,q):
       fibonacci.append(fibonacci[i-2]+fibonacci[i-1])
   return fibonacci[q-1]
n,m = list(map(int, input("").split()))
a=[]
a.append(-1)
for i in range(m):   
    a.append(int(input()))
a.append(n+1)
out=1
c=10**9+7
for i in range(m+1):
    out*=int(fib(a[i+1]-a[i]))
out%=c
print(out)

Buggy python submission (verdict: Runtime Error):
import math
def fib(q):
    result = int(1 / math.sqrt(5) * (((1+math.sqrt(5))/2)**(q) - ((1-math.sqrt(5))/2)**(q)))
    return result
n,m = list(map(int, input("").split()))
a=[]
a.append(-1)
for i in range(m):   
    a.append(int(input()))
a.append(n+1)
out=1
c=10**9+7
for i in range(m+1):
    out*=int(fib(a[i+1]-a[i]-1))
out%=c
print(out)

Fixed submission:
import math
def fib(q):
   fibonacci = [0,1]
   for i in range(2,q):
       fibonacci.append(fibonacci[i-2]+fibonacci[i-1])
   return fibonacci[q-1]
n,m = list(map(int, input("").split()))
a=[]
a.append(-1)
for i in range(m):   
    a.append(int(input()))
a.append(n+1)
out=1
c=10**9+7
for i in range(m+1):
    out*=int(fib(a[i+1]-a[i]))
out%=c
print(out)

Buggy python submission (verdict: Runtime Error):
import math
def fib(q):
    result = int(1 / math.sqrt(5) * (((1+math.sqrt(5))/2)**(q) - ((1-math.sqrt(5))/2)**(q)))
    return result
n,m = list(map(int, input("").split()))
a=[]
a.append(-1)
for i in range(m):   
    a.append(int(input()))
a.append(n+1)
out=1
c=10**9+7
for i in range(m+1):
    out*=int(fib(a[i+1]-a[i]-1))
    out%=c
print(out)

Fixed submission:
import math
def fib(q):
   fibonacci = [0,1]
   for i in range(2,q):
       fibonacci.append(fibonacci[i-2]+fibonacci[i-1])
   return fibonacci[q-1]
n,m = list(map(int, input("").split()))
a=[]
a.append(-1)
for i in range(m):   
    a.append(int(input()))
a.append(n+1)
out=1
c=10**9+7
for i in range(m+1):
    out*=int(fib(a[i+1]-a[i]))
out%=c
print(out)

Buggy python submission (verdict: Runtime Error):
import math
def fib(q):
    result = int(1 / math.sqrt(5) * (((1+math.sqrt(5))/2)**(q) - ((1-math.sqrt(5))/2)**(q)))
    return result
def o():
    n,m = list(map(int, input("").split()))
    a=[]
    a.append(-1)
    d=0
    for i in range(m):   
        a.append(int(input()))
    a.append(n+1)
    out=1
    c=10**9+7
    for i in range(m+1):
        d=a[i+1]-a[i]-1
        if d==0:
            return 0
        out*=int(fib(d))
        out%=c
    return int(out)
print(o())

Fixed submission:
import math
def fib(q):
   fibonacci = [0,1]
   for i in range(2,q):
       fibonacci.append(fibonacci[i-2]+fibonacci[i-1])
   return fibonacci[q-1]
n,m = list(map(int, input("").split()))
a=[]
a.append(-1)
for i in range(m):   
    a.append(int(input()))
a.append(n+1)
out=1
c=10**9+7
for i in range(m+1):
    out*=int(fib(a[i+1]-a[i]))
out%=c
print(out)

Buggy python submission (verdict: Runtime Error):
import math
def fib(q):
    result = 1 / math.sqrt(5) * (((1+math.sqrt(5))/2)**(q) - ((1-math.sqrt(5))/2)**(q))
    return result
def o():
    n,m = list(map(int, input("").split()))
    a=[]
    a.append(-1)
    for i in range(m):   
        a.append(int(input()))
    a.append(n+1)
    out=1
    c=10**9+7
    for i in range(m+1):
        d=a[i+1]-a[i]-1
        if d==0:
            return 0
        out*=int(fib(d))
        out%=c
    return int(out)
print(o())

Fixed submission:
import math
def fib(q):
   fibonacci = [0,1]
   for i in range(2,q):
       fibonacci.append(fibonacci[i-2]+fibonacci[i-1])
   return fibonacci[q-1]
n,m = list(map(int, input("").split()))
a=[]
a.append(-1)
for i in range(m):   
    a.append(int(input()))
a.append(n+1)
out=1
c=10**9+7
for i in range(m+1):
    out*=int(fib(a[i+1]-a[i]))
out%=c
print(out)