Buggy python submission (verdict: Runtime Error):
import sys
input = sys.stdin.readline
def main():
  n = int(input())
  l = list(map(int, input().split()))
  n = 2000
  l = []
  l.sort()
  l.append(99999999)
  c = 0
  for i in range(n - 2):
      t = i + 2
      for j in range(i + 1, n - 1):
          for k in range(t, n + 1):
              if l[i] + l[j] <= l[k]:
                  t = k
                  break
          if t > j: c += t - j - 1
          if j + 1 == t: t += 1
  print(c)
if __name__ == "__main__":
  main()

Fixed submission:
import sys
input = sys.stdin.readline
def main():
  n = int(input())
  l = list(map(int, input().split()))
  l.sort()
  l.append(99999999)
  c = 0
  for i in range(n - 2):
      t = i + 2
      for j in range(i + 1, n - 1):
          for k in range(t, n + 1):
              if l[i] + l[j] <= l[k]:
                  t = k
                  break
          if t > j: c += t - j - 1
          if j + 1 == t: t += 1
  print(c)
if __name__ == "__main__":
  main()

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
l = list(map(int, input().split()))
l.sort()
l.append(99999999)
c = 0
for i in range(n - 2):
    t = i + 2
    for j in range(i + 1, n - 1):
        for k in range(t, n + 1):
            if l[i] + l[j] <= l[k]:
                t = k
                break
        if t > j: c += t - j - 1
        if j + 1 == t: t += 1
print(c)

Fixed submission:
import sys
input = sys.stdin.readline
def main():
  n = int(input())
  l = list(map(int, input().split()))
  l.sort()
  l.append(99999999)
  c = 0
  for i in range(n - 2):
      t = i + 2
      for j in range(i + 1, n - 1):
          for k in range(t, n + 1):
              if l[i] + l[j] <= l[k]:
                  t = k
                  break
          if t > j: c += t - j - 1
          if j + 1 == t: t += 1
  print(c)
if __name__ == "__main__":
  main()

Buggy python submission (verdict: Time Limit Exceeded):
import os, sys, atexit
from io import BytesIO, StringIO
 
input = BytesIO(os.read(0, os.fstat(0).st_size)).readline
_OUTPUT_BUFFER = StringIO()
sys.stdout = _OUTPUT_BUFFER
 
@atexit.register
def write():
    sys.__stdout__.write(_OUTPUT_BUFFER.getvalue())
n = int(input())
l = list(map(int, input().split()))
l.sort()
l.append(9999999999999)
c = 0
for i in range(n - 2):
    t = i + 2
    for j in range(i + 1, n - 1):
        for k in range(t, n + 1):
            if l[i] + l[j] <= l[k]:
                t = k
                break
        if t > j: c += t - j - 1
        if j + 1 == t: t += 1
print(c)

Fixed submission:
import sys
input = sys.stdin.readline
def main():
  n = int(input())
  l = list(map(int, input().split()))
  l.sort()
  l.append(99999999)
  c = 0
  for i in range(n - 2):
      t = i + 2
      for j in range(i + 1, n - 1):
          for k in range(t, n + 1):
              if l[i] + l[j] <= l[k]:
                  t = k
                  break
          if t > j: c += t - j - 1
          if j + 1 == t: t += 1
  print(c)
if __name__ == "__main__":
  main()

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
l = list(map(int, input().split()))
l.sort()
l.append(9999999999999)
c = 0
for i in range(n - 2):
    t = i + 2
    for j in range(i + 1, n - 1):
        for k in range(t, n + 1):
            if l[i] + l[j] <= l[k]:
                t = k
                break
        if t > j: c += t - j - 1
        if j + 1 == t: t += 1
print(c)                











# t = 2
# c = 0
# for i in range(n - 2):
#     k = 2
#     for j in range(i + 1, n - 1):
#         for k in range(t, n):
#             print(i, j, k, t)
#             if j == k:
#                 t = k + 1
#                 continue
#             if l[i] + l[j] > l[k]: continue
#             else:
#                 t = k
#                 break
#         print("t, j = ", t, j)
#         c += (t - j - 1)
# print(c)
# 

Fixed submission:
import sys
input = sys.stdin.readline
def main():
  n = int(input())
  l = list(map(int, input().split()))
  l.sort()
  l.append(99999999)
  c = 0
  for i in range(n - 2):
      t = i + 2
      for j in range(i + 1, n - 1):
          for k in range(t, n + 1):
              if l[i] + l[j] <= l[k]:
                  t = k
                  break
          if t > j: c += t - j - 1
          if j + 1 == t: t += 1
  print(c)
if __name__ == "__main__":
  main()

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
l = list(map(int, input().split()))
l.sort()
l.append(9999999999999)
c = 0
for i in range(n - 2):
    t = i + 2
    for j in range(i + 1, n - 1):
        for k in range(t, n + 1):
            if l[i] + l[j] <= l[k]:
                t = k
                break
        # print(t, j, c)
        c += t - j - 1
        if j + 1 == t: t += 1
print(c)                











# t = 2
# c = 0
# for i in range(n - 2):
#     k = 2
#     for j in range(i + 1, n - 1):
#         for k in range(t, n):
#             print(i, j, k, t)
#             if j == k:
#                 t = k + 1
#                 continue
#             if l[i] + l[j] > l[k]: continue
#             else:
#                 t = k
#                 break
#         print("t, j = ", t, j)
#         c += (t - j - 1)
# print(c)
# 

Fixed submission:
import sys
input = sys.stdin.readline
def main():
  n = int(input())
  l = list(map(int, input().split()))
  l.sort()
  l.append(99999999)
  c = 0
  for i in range(n - 2):
      t = i + 2
      for j in range(i + 1, n - 1):
          for k in range(t, n + 1):
              if l[i] + l[j] <= l[k]:
                  t = k
                  break
          if t > j: c += t - j - 1
          if j + 1 == t: t += 1
  print(c)
if __name__ == "__main__":
  main()

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
l = list(map(int, input().split()))
l.sort()
c = 0
for i in range(n):
    for j in range(i + 1, n):
        for k in range(j + 1, n):
            if l[i] + l[j] > l[k]: c += 1
            else: break
print(c)

Fixed submission:
import sys
input = sys.stdin.readline
def main():
  n = int(input())
  l = list(map(int, input().split()))
  l.sort()
  l.append(99999999)
  c = 0
  for i in range(n - 2):
      t = i + 2
      for j in range(i + 1, n - 1):
          for k in range(t, n + 1):
              if l[i] + l[j] <= l[k]:
                  t = k
                  break
          if t > j: c += t - j - 1
          if j + 1 == t: t += 1
  print(c)
if __name__ == "__main__":
  main()

Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())
l = list(map(int, input().split()))
import itertools 
def findsubsets(s, n): 
    return list(itertools.combinations(s, n))
s = set(range(0, n))
com = findsubsets(s, 3)
c = 0
fin = []
for i in com:
    tem = list(i)
    tem.sort()
    fin.append(tem)
l.sort()
for i in fin:
    if l[i[0]] + l[i[1]] > l[i[2]]: c += 1
print(c)

Fixed submission:
import sys
input = sys.stdin.readline
def main():
  n = int(input())
  l = list(map(int, input().split()))
  l.sort()
  l.append(99999999)
  c = 0
  for i in range(n - 2):
      t = i + 2
      for j in range(i + 1, n - 1):
          for k in range(t, n + 1):
              if l[i] + l[j] <= l[k]:
                  t = k
                  break
          if t > j: c += t - j - 1
          if j + 1 == t: t += 1
  print(c)
if __name__ == "__main__":
  main()