Clock formatter

#include <stdio.h>
#include <string.h>
int main(){
    printf("****************Welcome to Time Convertor****************\n");
    char tt[3];
    int hh,mm,ss;
    scanf("%d:%d:%d%s",&hh,&mm,&ss,tt);

    if(strcmp(tt,"AM")==0 && hh==12){
        hh=0;
    }
    if(strcmp(tt,"PM")==0 && hh!=12){
        hh+=12;
    }
    printf("%02d:%02d:%02d\n",hh,mm,ss);

    return 0;
}
//Programmer: TEJAS
Output