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#if 0
#include<stdio.h>
int fun()
{
char a = 'c';
return a;
}
int main()
{
printf("%c\n",fun());
return 0;
}
#endif
#if 1
#include<stdlib.h>
#include<stdio.h>
char *ito(int n)
{
//char *retbuf = (char *)malloc(20 * sizeof(char));
char retbuf[20];
sprintf(retbuf,"%d",n);
return retbuf;
}
int main()
{
printf("%s\n",ito(1234));
return 0;
}
#endif