#include<stdio.h>#include<stdlib.h> int cent50=0;int cent20=0;int cent10=0;int cent05=0; void calculatechange(int* change){if(*change>0){if(*change>=50){*change-=50;cent50++;}else if(*change>=20){*change-=20;cent20++;}else if(*change>=10){*change-=10;cent10++;}else if(*change>=05){*change-=05;cent05++;}calculatechange(change);}}void printchange(){if(cent50)printf("\n50cents:%d coins",cent50);if(cent20)printf("\n20cents:%d coins",cent20);if(cent10)printf("\n10cents:%d coins",cent10);if(cent05)printf("\n05cents:%d coins",cent05);cent50=0;cent20=0;cent10=0;cent05=0;}void takechange(int* change){scanf("%d",change);getchar();}int main(){int change=0;int firstinput=0;while(1){if(!firstinput){printf("\nEnter the amount:");firstinput++;}else{printf("\n\nEnter the amount to continue or Enter -1 to exit:");}takechange(&change);if(change>=5&&change<=95){if((change%5)==0){if(change>=5&&change<=95){calculatechange(&change);}}}else{if(change==-1){printf("\nExiting the loop:");break;}else{printf("Please Enter the value between 5 and 95");}}printchange();}printf("\nLoop is terminated");return 0;}In regards to the above program,summary as dot points under the headings. The first heading is “What works” and the second heading is “What does not work”.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question

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

int cent50=0;
int cent20=0;
int cent10=0;
int cent05=0;

void calculatechange(int* change)
{
if(*change>0)
{
if(*change>=50)
{
*change-=50;
cent50++;
}
else if(*change>=20)
{
*change-=20;
cent20++;
}
else if(*change>=10)
{
*change-=10;
cent10++;
}
else if(*change>=05)
{
*change-=05;
cent05++;
}
calculatechange(change);
}
}
void printchange()
{
if(cent50)
printf("\n50cents:%d coins",cent50);
if(cent20)
printf("\n20cents:%d coins",cent20);
if(cent10)
printf("\n10cents:%d coins",cent10);
if(cent05)
printf("\n05cents:%d coins",cent05);

cent50=0;
cent20=0;
cent10=0;
cent05=0;
}
void takechange(int* change)
{
scanf("%d",change);
getchar();
}
int main()
{
int change=0;
int firstinput=0;
while(1)
{
if(!firstinput)
{
printf("\nEnter the amount:");
firstinput++;
}
else
{
printf("\n\nEnter the amount to continue or Enter -1 to exit:");
}
takechange(&change);
if(change>=5&&change<=95)
{
if((change%5)==0)
{
if(change>=5&&change<=95)
{
calculatechange(&change);
}
}
}
else
{
if(change==-1)
{
printf("\nExiting the loop:");
break;
}
else
{
printf("Please Enter the value between 5 and 95");
}
}
printchange();
}
printf("\nLoop is terminated");
return 0;
}
In regards to the above program,summary as dot points under the headings. The first heading is “What works” and the second heading is “What does not work”.

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