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Re:告诉我题意是什么???

Posted by lllllllllllll at 2013-02-19 21:13:23 on Problem 2115
In Reply To:告诉我题意是什么??? Posted by:liuweiming at 2013-01-19 16:43:41
Description
对于循环语句:
for(variable=A;variable!=B;variable+=C)statement;
已知所有的数均要mod 2^k(即0<=x<2^k),给出A,B,C和k的值,计算并输出statement执行的次数,如果为无限次,那么直接输出“FOREVER”。
Input
输入数据有多组,每组数据占一行,有四个整数A,B,C,k(0<=A,B,C<2^k),如上所述,输入以0 0 0 0终止。Output
对于每组输入数据,输出“statement”执行的次数,如果为无限次,那么直接输出“FOREVER”。

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