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#include<stdio.h>
#include<string.h>
void thuong(char *s)
{
int n = strlen(s);
int i;
for(i = 0;i<n;i++)
{
if('A' <= s[i] && s[i] <= 'Z')
{
s[i] += 32;
}
}
}
void noi(char *s, char *g)
{
int n = strlen(s);
int i;
int j = 1;
int cach = 0;
for(i = 0;i<n;i++)
{
if(s[i] == ' ')
{
cach++;
}
}
int count = 0;
printf("%c", s[0]);
for(i = 1;i<n;i++)
{
if(s[i] != ' ' && s[i-1] == ' ')
{
count++;
if(count == cach)
{
while(i<n)
{
printf("%c", s[i]);
i++;
}
break;
}
else
{
printf("%c",s[i]);
}
}
}
printf("%s", g);
}
int main()
{
char s[100];
gets(s);
char g[]="@ptit.edu.vn";
thuong(s);
noi(s,g);
return 0;
}Editor is loading...