#include <stdio.h>
#include <stdint.h>
void remove_duplicates(char *str) {
//Your logic here chu ý
for(int i = 0 ; i < 101;i++){
for(int j = i + 1 ; j < 101 ; j ++){
if(str[i] == str[j]){
int k = j;
while(str[k] != '\0'){
str[k] = str[k + 1];
k++;
}
}
}
}
}
int main() {
char str[101];
fgets(str, sizeof(str), stdin);
// Remove newline
uint8_t i = 0;
while (str[i]) {
if (str[i] == '\n') {
str[i] = '\0';
break;
}
i++;
}
remove_duplicates(str);
printf("%s", str);
return 0;
}
Input
programming
Expected Output
progamin