/*#include<stdio.h>
int main()
{
char str[51]={};
int c=10,i;
gets(&str[0]);
for(i=1;str[i]!=NULL;i++)
{
if(str[i-1]==str[i])
{
c=c+5;
}
else{
c=c+10;
}
}
printf("%d",c);
return 0;
}
*/
/*
#include<stdio.h>
int main()
{
int c1,c2,c3,lengh,count;
char arr1[21]={0};
char arr2[21]={0};
char arr3[21]={0};
scanf("%s",&arr1[0]);
scanf("%s",&arr2[0]);
scanf("%s",&arr3[0]);
c1 = strlen(arr1);
c2 = strlen(arr2);
c3 = strlen(arr3);
if(arr1[c1-1]==arr2[0] && arr2[c2-1]==arr3[0] && arr1[0]==arr3[c3-1])
{
printf("good");
}
else{
printf("bad");
}
return 0;
}
*/
/*
c
int c=0,i;
char str[101]={};
gets(&str[0]);
for(i=0;str[i]!='\0';i++)
{
if(str[i]=='l' && str[i+1]=='o' && str[i+2]=='v' && str[i+3]=='e')
{
c=c+1;
}
}
printf("%d",c);
return 0;
}
아스키코드 : 모든 문자는 고유한 코드넘버를 가진다
ASCII CODE
American
Standard
Communication
Information
Interchange
'\0' 0 NULL
' ' 32
'0' 48
'1' 49
'2' 50
...
'9'
'A' 65
'B' 66
'C' 67
..
'Z'
'a' 97
'b' 98
'c' 99
...
'z'
*/
/*
#include<stdio.h>
int main()
{
int d;
scanf("%d",&d);
printf("%c",d);
return 0;
}
*/
#include<stdio.h>
int main()
{
int i,c=0;
char str[20]={};
scanf("%s",&str[0]);
for(i=1;str[i] != '\0';i++)
{
c=str[i+2];
printf("%c",c)
}
}