if(i == 3) low = it.next();
else if(i == 6) high = it.next(); //!!! 如果不是else if, i=3时,会执行2次next()
else j = it.next();这样写更清楚:
{
j = it.next();
if(i == 3) low = j;
else if(i == 6) high = j; }
else if(i == 6) high = it.next(); //!!! 如果不是else if, i=3时,会执行2次next()
else j = it.next();这样写更清楚:
{
j = it.next();
if(i == 3) low = j;
else if(i == 6) high = j; }
解决方案 »
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