INCF19TS.py

# Problem 1
# EXUNA
# Weird Modulo Problem
no=int(input())

for _ in range(no):
    input()
    l=list(map(int,input().split()))
    l.sort()
    print(l[0])
# -----------------------------------------------------------------------
# Problem 2
# SCLEAN
# Shrub Cleaning
def ShrubCleaning(string):
	output = str()
	if len(string) == 1:
		return string

	i = 0
	outi = 0
	while i < len(string):
		char = string[i]
		if i == 0:
			output += char
			outi += 1
		else:
			if output[outi-1] == char:
				pass
			else:
				output += char
				outi += 1
		i += 1
	
	return output

if __name__ == "__main__":
	testno = int(input())
	for _ in range(testno):
		ips = input()
		print(ShrubCleaning(ips))
# -----------------------------------------------------------------------
# Problem 3
# MUL35
# Common Multiples
def apsum(d,n):
    if n > 0:
        no = n // d
        return (no * (no + 1) * d) // 2
    else:
        return 0

if __name__ == "__main__":
    test = int(input())
    for _ in range(test):
        no = int(input()) 
        no = no-1
        print(apsum(3,no) + apsum(5,no) - apsum(15,no))