数字字符“1”的ASCⅡ码的十进制表示为49，那么数字字符“6”的ASCⅡ码的十进制表示为______。
参考答案：54
流行的事物总是好的，不然也不会流行的。
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The country has acknowledged ______ every means to fight against any possible attack.
A．to have taken
B．have taken
C．to having taken
D．having taken
