"""
槽的格式限定
冒号:左边填序号或名称,右边填写格式
"""
print("财务计数法")
n = "{:,}".format(123456789)
print(n)
print("百分比")
n2 = "{:.2%}".format(0.28)
print(n2)
print("科学计数法")
n3 = "{:.2e}".format(12000000)
print(n3)
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"""
槽的格式限定
冒号:左边填序号或名称,右边填写格式
"""
print("财务计数法")
n = "{:,}".format(123456789)
print(n)
print("百分比")
n2 = "{:.2%}".format(0.28)
print(n2)
print("科学计数法")
n3 = "{:.2e}".format(12000000)
print(n3)
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