def solve(n):
    if n == 1:
        return "1/1"
    
    # 创建一个空列表来存放分数表达式
    result = []
    
    # 交替加减，尽量使结果尽量小
    for i in range(1, n+1):
        if i % 2 == 1:
            result.append(f"1/{i}")
        else:
            result.append(f"-1/{i}")
    
    return ''.join(result)

def main():
    t = int(input())  # 读取测试用例的数量
    for _ in range(t):
        n = int(input())  # 读取每个测试用例的 n
        print(solve(n))  # 输出结果

if __name__ == "__main__":
    main()