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Update UVa10082.cpp #15

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Update UVa10082.cpp #15

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2 changes: 1 addition & 1 deletion ch3/UVa10082.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@ char s[] = "`1234567890-=QWERTYUIOP[]\\ASDFGHJKL;'ZXCVBNM,./";
int main() {
int i, c;
while((c = getchar()) != EOF) {
for (i=1; s[i] && s[i]!=c; i++); // 找错位之后的字符在常量表中的位置
for (i=1; s[i]!=0 && s[i]!=c; i++); // 找错位之后的字符在常量表中的位置
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@WangQiuc WangQiuc May 15, 2020

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在C的逻辑判断，非0值为真，所以这边if(s[i])等价if(s[i] != 0)，同理if(!x)等价if(x==0)
不过用if(s[i] != 0)更直观

if (s[i]) putchar(s[i-1]); // 如果找到，则输出它的前一个字符
else putchar(c);
}
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