1). Student Data Repository
#include<stdio.h>
struct student
{
char name[100];
struct dateOfBirth
{
int rollno,date,month,year;
}DOB;
}std;
int main()
{
scanf("%s%d%d%d%d",std.name,&std.DOB.rollno,&std.DOB.date,&std.DOB.month,&std.DOB.year);
printf("Name=%s\nRollNo=%d\nDate of birth=%d/%d/%d",std.name,std.DOB.rollno,std.DOB.date,std.DOB.month,std.DOB.year);
return 0;
}
2). Phd Fees
#include <stdio.h>
#include<string.h>
struct student
{
int roll;
char name[100];
char course[100];
int fees;
}s1;
int main()
{
printf("Details of student");
scanf("%d",&s1.roll);
scanf("%s",s1.name);
scanf("%s",s1.course);
scanf("%d",&s1.fees);
printf("\nRoll Number=%d",s1.roll);
printf("\nName=%s",s1.name);
printf("\nCourse=%s",s1.course);
printf("\nFees=%d",s1.fees);
return 0;
}
3). Sonata
#include <stdio.h>
union Time
{
int seconds,minutes,hours;
};
int main(){
union Time startTime,stopTime,diff;
printf("The time difference is\n");
scanf("%d %d\n",&startTime.hours,&stopTime.hours);
diff.hours=startTime.hours-stopTime.hours;
printf("Hours:%d\n",diff.hours);
scanf("%d %d\n ",&startTime.minutes,&stopTime.minutes);
diff.hours=startTime.minutes-stopTime.minutes;
printf("Minutes:%d\n",diff.minutes);
scanf("%d %d",&startTime.seconds,&stopTime.seconds);
diff.hours=startTime.seconds-stopTime.seconds;
printf("Seconds:%d\n",diff.seconds);
return 0;
}
4). Student Marksheet
#include <stdio.h>
#include<string.h>
union Student{
char name[60];
int tamil,english,maths,science,ss;
};
int main() {
union Student s1;
printf("Details of student\n");
scanf("%s",s1.name);
printf("Name of the student=%s\n",s1.name);
scanf("%d",&s1.tamil);
printf("Tamil=%d\n",s1.tamil);
scanf("%d",&s1.english);
printf("English=%d\n",s1.english);
scanf("%d",&s1.maths);
printf("Maths=%d\n",s1.maths);
scanf("%d",&s1.science);
printf("Science=%d\n",s1.science);
scanf("%d",&s1.ss);
printf("Social Science=%d",s1.ss);
return 0;
}
5). Add Up the Distance
#include <stdio.h>
union Distance
{
int feet_of_type;
float inch_of_type;
};
int main()
{
union Distance d1,d2,sumOfDistances;
scanf("%d %d\n",&d1.feet_of_type,&d2.feet_of_type );
sumOfDistances.feet_of_type=d1.feet_of_type+d2.feet_of_type;
printf("Sum of distances=%d feet\n",sumOfDistances.feet_of_type);
scanf("%f %f\n",&d1.inch_of_type,&d2.inch_of_type);
sumOfDistances.inch_of_type=d1.inch_of_type+d2.inch_of_type;
printf("Sum of distances=%.2f inches",sumOfDistances.inch_of_type);
return 0;
}
6). History of institution
#include <stdio.h>
#include <string.h>
struct College
{
char name[100];
char city[100];
int establishmentYear;
float passPercentage;
};
int main()
{
int lines;
scanf("%d", &lines);
struct College S1[lines], temp;
int count;
for (count=0; count < lines; count++){
scanf("%s", S1[count].name);
scanf("%s", S1[count].city);
scanf("%d", &S1[count].establishmentYear);
scanf("%f", &S1[count].passPercentage);
}
int j;
for (count = 0; count < lines-1; count++)
{
for (j = count+1; j < lines; j++)
{
if (strcmp(S1[count].name,S1[j].name) > 0)
{
temp = S1[count];
S1[count] = S1[j];
S1[j] = temp;
}
}
}
printf("Details of colleges\n");
for (count = 0; count < lines; count++)
{
printf("Name:%s\n",S1[count].name);
printf("City:%s\n",S1[count].city);
printf("Year of establishment:%d\n",S1[count].establishmentYear);
printf("Pass percentage:%.1f\n",S1[count].passPercentage);
}
return 0;
}
7). DISTANCE
#include <stdio.h>
struct Distance
{
int feet;
float inch;
}
d1, d2, sumOfDistances;
int main()
{
scanf("%d %f", &d1.feet, &d1.inch);
scanf("%d %f", &d2.feet, &d2.inch);
sumOfDistances.feet = d1.feet + d2.feet;
sumOfDistances.inch = d1.inch + d2.inch;
printf("Sum of distances=%d feet and %.2f inches\n",sumOfDistances.feet, sumOfDistances.inch);
return 0;
}
8). ACCESSING UNION MEMBERS
#include <stdio.h>
union Job
{
int workerNo;
} j;
int main()
{
scanf("%d", &j.workerNo);
printf("Number of workers = %d\n",j.workerNo);
return 0;
}
9). SRM Admissions
#include <stdio.h>
int main()
{
struct candidate
{
char name[80];
int jeeerank,highersec;
};
struct candidate ad;
scanf("%s",ad.name);
printf("Name=%s\n",ad.name);
scanf("%d",&ad.jeeerank);
printf("JEEE Rank=%d\n",ad.jeeerank);
scanf("%d",&ad.highersec);
printf("12th Mark=%d\n",ad.highersec);
return 0;
}
10). CGPA
#include <stdio.h>
int main()
{
union student
{
char name[30];
char subject[20];
float percentage;
};
union student record;
scanf("%s",record.name);
printf("Name: %s\n",record.name);
scanf("%s",record.subject);
printf("Subject: %s\n",record.subject);
scanf("%f",&record.percentage);
printf("Percentage: %.1f",record.percentage);
return 0;
}
11). Age
#include <stdio.h>
union calci
{
int me;
int you;
};
int main()
{
union calci age;
scanf("%d",&age.me);
printf("I am %d\n",age.me);
scanf("%d",&age.you);
printf("You are %d\n",age.you);
return 0;
}
12). Play With Number
include <stdio.h>
struct fraction
{
int numerator,denominator;
};
int main()
{
int div1,div2;
struct fraction v1,v2;
scanf("%d %d",&v1.numerator,&v1.denominator);
scanf("%d %d",&v2.numerator,&v2.denominator);
div1=v1.numerator/v1.denominator;
div2=v2.numerator/v2.denominator;
if(div1>div2)
printf("%d/%d is greater than %d/%d",v1.numerator,v1.denominator,v2.numerator,v2.denominator);
else
printf("%d/%d is smaller than %d/%d",v1.numerator,v1.denominator,v2.numerator,v2.denominator);
return 0;
}
13). Employee
#include <stdio.h>
struct employee
{
char name[30];
int empId;
float salary;
};
int main()
{
struct employee emp;
scanf("%s",emp.name);
scanf("%d",&emp.empId);
scanf("%f",&emp.salary);
printf("%s\n" ,emp.name);
printf("%d\n" ,emp.empId);
printf("%.f\n",emp.salary);
return 0;
}
14). Coding competition
#include<stdio.h>
int main()
{
char str1[50];
char *ptr;
int ctrV,ctrC;
fgets(str1, sizeof str1, stdin);
ptr=str1;
ctrV=ctrC=0;
while(*ptr!='\0'){
if(*ptr=='A' ||*ptr=='E' ||*ptr=='I' ||*ptr=='O' ||*ptr=='U' ||*ptr=='a' ||*ptr=='e' ||*ptr=='i' ||*ptr=='o' ||*ptr=='u')
ctrV++;
else
ctrC++;
ptr++; }
printf("%d %d",ctrV,ctrC-0);
return 0;
}
15). Fee structure
#include<stdio.h>
union Student
{
int roll,fees;
char name[20],course[20];
};
int main()
{
union Student s1;
printf("Details of student\n");
scanf("%d",&s1.roll);
printf("Roll Number=%d\n",s1.roll);
scanf("%s",s1.name);
printf("Name=%s\n",s1.name);
scanf("%s",s1.course);
printf("Course=%s\n",s1.course);
scanf("%d",&s1.fees);
printf("Fees=%d\n",s1.fees);
return 0;
}
16). Word stem
#include <stdio.h>
#include<string.h>
int main()
{
int i,j,k,l,m,n,o,p,t,len[15],flag,s,z,key,min;
char a[15][25],ans[25],aa[25];
scanf("%d",&t);
for(z=1;z<=t;z++)
{
flag=s=0;
min=1000;
for(i=0;i<=24;i++)
{
ans[i]='\0';
}
scanf("%d",&n);
for(i=0;i<=n-1;i++)
{
scanf("%s",a[i]);
m=strlen(a[i]);
len[i]=m;
if(m<min)
{
min=m;
key=i;
}
}
for(i=min;i>=1;i--)
{
for(j=0;j<=min-i;j++)
{
l=j;
k=0;
while(k<=i-1)
{
aa[k]=a[key][l];
k++;
l++;
}
aa[k]='\0';
for(o=0;o<=n-1;o++)
{
flag=0;
for(p=0;p<=len[o]-i;p++)
{
if(strcmp(&a[o][p],aa)==a[o][p+i])
{
flag=1;
break;
}
}
if(flag==0)
break;
}
if(flag==1)
{
s=1;
if(strlen(ans)==0)
{
strcpy(ans,aa);
}
else
{
if(strcmp(ans,aa)>0)
strcpy(ans,aa);
}
}
}
if(s==1)
break;
}
printf("%s\n",ans);
}
return 0;
}