CPT104-labs

 

 

 

 

#include <stdio.h>

/*structure declaration*/
struct employee{
    char *name;
    int employee_id;
    double salary;
};

struct employee make(char*name,int employee_id,double salary){
    struct employee e={name,employee_id,salary};
    return e;
}

void print(struct employee e){
    printf("Name: %s\n",e.name);
    printf("ID: %d\n",e.employee_id);
    printf("Salary: %.2lf\n",e.salary);
}

int main()
{
    /*declare structure variable*/
    struct employee e1=make("John",1120,76909);
   /*print employee details*/
    print(e1);
    return 0;
}

#include <stdio.h>
#include <stdlib.h>

/*structure declaration*/
struct student{
    char *name;
    int id;
    int marks;
};

struct student make(char*name,int id,int marks){
    struct student s={name,id,marks};
    return s;
}

void print(struct student s){
    printf("Name: %s\n",s.name);
    printf("ID: %d\n",s.id);
    printf("Marks: %d\n",s.marks);
}

int main()
{
    puts("\nDisplaying Information:\n");
    int input;
    scanf("%d",&input);
    int i;
    for(i=1;i<=input;i++){
        char *name;int id,marks;
        name=(char*)malloc(sizeof(char)*15);
        scanf("%s%d%d",name,&id,&marks);
        struct student s={name,id,marks};
        print(s);
        free(name);
        if(i!=input)puts("");
    }
    return 0;
}

 

 

#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>


int main(int argc, char *argv[]){
    pid_t pid=fork();
    if(pid!=0)printf("Hello from Parent!\n");
    else      printf("Hello from Child!\n");
    return 0;
}

#include <stdio.h>
#include <unistd.h>

int main(){
    int pid=fork();
    if(pid>0){
        puts("Parent process is created");
    }
    else if(pid==0){
        puts("Child process is created");
    }
    return 0;
}

 

#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/types.h>


int main(int argc, char *argv[]){
    pid_t p=fork();
    if(p==0){
        printf("Child Process ID: %d\n",getpid());
    }
    else{
        printf("Parent Process ID: %d\n",getpid());
    }
    puts("Processes are exited and this line will not print");
    return 0;
}