Problem Description
TeX中,左双引号是”““,右双引号是””“。输入一篇包含双引号的文章,你的任务就是把它转换成TeX的格式。
Sample Input
“To be or not to be,” quoth the Bard, “that is the question”. The programming contestant replied: “I must disagree. To
C' or not toC’, that is The Question!”
Sample Output
To be or not to be,'' quoth the Bard,that is the question”. The programming contestant replied:`I must disagree. ToC’ or not to `C’, that is The Question!”
代码
#include<stdio.h>
#include<string.h>
int main()
{
int flag = 1;//如果是1就左双引号,0是右双引号
int c;
while((c = getchar()) != EOF)
{
if(c == '"')
{
if(flag)//做双引号
{
printf("``");
flag = !flag;//更新为0,下次见到就是右双引号了
}
else
{
printf("''");
flag = !flag;
}
}
else printf("%c", c);
}
return 0;
}

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