#include <stdio.h>
#define atoa(x,y) #x
int main() {
        FILE * fp;
        char c;

        fp = fopen("1.txt", "r");
        int ck=0;
        int flag=1;

        char name[100],age[100],nation[100],work[100];
        int agee=0;

        int i=0;

        while ((c = getc(fp)) != EOF) {

            if(ck==11 && flag==1)
            {
                if(c=='.')
                {
                    flag++;
                    ck=0;
                    name[i]='\0';
                    i=0;
                }
                else
                {
                    name[i] = c;
                    i++;
                }
            }
            else if(ck==16 && flag==2)
            {
                if(c=='.')
                {
                    flag++;
                    ck=0;
                    age[i]='\0';
                    i=0;
                }
                else
                {
                    age[i] = c;
                    i++;
                }
            }
            else if(ck==20 && flag==3)
            {
                if(c=='.')
                {
                    flag++;
                    ck=0;
                    nation[i]='\0';
                    i=0;
                }
                else
                {
                    nation[i] = c;
                    i++;
                }
            }
            else if(ck==29 && flag==4)
            {
                if(c=='.')
                {
                    flag++;
                    ck=0;
                    work[i]='\0';
                    i=0;
                }
                else
                {
                    work[i] = c;
                    i++;
                }
            }

            else ck++;
        }
        fclose(fp);

        while(age[i])
        {
            agee = agee*10 + age[i]-'0';
            i++;
        }
        agee = 2019-agee;
        printf("%s\n%d\n%s\n%s\n",name,agee,nation,work);


        printf("\n");
        ck=0;
        int j=0;

        char mail[100];

        printf("Name: ");
        for(i=0;i<strlen(name);i++)
        {
            if(name[i]==' ')
            {
                ck=1;
            }
            else if(ck==1)
            {
                printf("%c",name[i]);
                mail[j] = name[i];
                j++;
            }
        }
        printf("\nAge: %d\n",agee);
        printf("Nationality: %s\n",nation);

        char str_age[100];

        sprintf(str_age, "%d", agee);

        for(i=0;str_age[i]!='\0';i++)
        {
            mail[j] = str_age[i];
            j++;
        }
        mail[j]=mail[0];
        j++;
        mail[j]='@';
        j++;
        mail[j]='g';
        j++;
        mail[j]='m';
        j++;
        mail[j]='a';
        j++;
        mail[j]='i';
        j++;
        mail[j]='l';
        j++;
        mail[j]='.';
        j++;
        mail[j]='c';
        j++;
        mail[j]='o';
        j++;
        mail[j]='m';
        j++;
        mail[j]='\0';

        printf("%s\n",mail);

        return 0;
    }