读入一个浮点数,保留 333 位小数输出这个浮点数。
只有一行,一个浮点数 xxx(−105≤x≤105−10^5≤x≤10^5−105≤x≤105)。
也只有一行,保留333位小数的浮点数。
12.34521
12.345
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