Mình không xuất được mảng
void input(float a[100], int n){
int i;
do{
printf("In put size of array: ");
scanf("%d",&n);
printf("Enter %d float number: ",n);
for(i=0;i<=n-1;i++){
scanf(" %f",&a[i]);
}
}while(n<0||n>100);
}
void display(float a[100], int n){
int i;
for (i=0; i<=n-1; i++)
printf("%5.1f\t",i, a[i]);
}
void bubbleSort(float a[100], int n)
{ int i, j;
int temp;
printf("before sorting: ");
display (a,n);
for (i=n-1;i>0;i--)
{ if (a[j]>a[j+1])
{temp=a[j];
a[j]=a[j+1];
a[j+1]=temp;
}
}
printf("\nafter sorting: ");
display(a,n);
}
void search (float a[100], int n, float x){
int i;
printf("Enter the value x to be searched: ");
scanf("%.1f", &x);
for(i=0; i<n; i++){
if (x==a[i]){
printf("Found %f at point %d", x,i);
}
else {
printf ("Error!");}
}
}
int main (){
int n, check;
float x, a[100];
do{
printf ("\nSelect opions:\n");
printf("1. Enter the list of float numbers\n");
printf("2. Sort the list in increasing order\n");
printf("3. Search value x in the list\n");
printf("4. Display the list\n");
printf("0.Exit\n");
printf("Your selection (0 -> 4): ");
scanf("%d", &check);
switch(check){
case 1: input(a,n); break;
case 2: bubbleSort(a,n); break;
case 3: search(a,n,x); break;
case 4: display(a,n); break;
case 0: return 0;
}
} while (check!=0);
}
Beautify
void input(float a[100], int n) {
int i;
do {
printf("In put size of array: ");
scanf("%d", & n);
printf("Enter %d float number: ", n);
for (i = 0; i <= n - 1; i++) {
scanf(" %f", & a[i]);
}
} while (n < 0 || n > 100);
}
void display(float a[100], int n) {
int i;
for (i = 0; i <= n - 1; i++)
printf("%5.1f\t", i, a[i]);
}
void bubbleSort(float a[100], int n) {
int i, j;
int temp;
printf("before sorting: ");
display(a, n);
for (i = n - 1; i > 0; i--) {
if (a[j] > a[j + 1]) {
temp = a[j];
a[j] = a[j + 1];
a[j + 1] = temp;
}
}
printf("\nafter sorting: ");
display(a, n);
}
void search(float a[100], int n, float x) {
int i;
printf("Enter the value x to be searched: ");
scanf("%.1f", & x);
for (i = 0; i < n; i++) {
if (x == a[i]) {
printf("Found %f at point %d", x, i);
} else {
printf("Error!");
}
}
}
int main() {
int n, check;
float x, a[100];
do {
printf("\nSelect opions:\n");
printf("1. Enter the list of float numbers\n");
printf("2. Sort the list in increasing order\n");
printf("3. Search value x in the list\n");
printf("4. Display the list\n");
printf("0.Exit\n");
printf("Your selection (0 -> 4): ");
scanf("%d", & check);
switch (check) {
case 1:
input(a, n);
break;
case 2:
bubbleSort(a, n);
break;
case 3:
search(a, n, x);
break;
case 4:
display(a, n);
break;
case 0:
return 0;
}
} while (check != 0);
}