Minor setback, renaming the folder

du2/program.c

@@ -0,0 +1,75 @@
+
+#define LINE_SIZE 100
+#define LIST_SIZE 75
+#include <string.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <stdio.h>
+struct pizza{
+    char name[LINE_SIZE];
+    float prize;
+};
+struct pizza list[LIST_SIZE];
+
+int read_item(struct pizza *item) {
+    char line[LINE_SIZE];
+    char line2[LINE_SIZE];
+    if (!fgets(line, sizeof(line), stdin))
+        return 0; 
+    if (strlen(line) == 0)
+        return 0; 
+    if (!fgets(line2, sizeof(line2), stdin))
+        return 0; 
+
+    char *endptr;
+    float value = strtof(line2, &endptr);
+
+    if (value == 0.0F)
+        return 0; 
+
+    strcpy(item->name, line);
+    item->prize = value;
+
+    return 1; 
+}
+
+int read_pizza_list(struct pizza* list){
+    int counter = 0;
+    for (int i = 0; i<LIST_SIZE; i++){
+        struct pizza item;
+        memset(&item, 0, sizeof( struct pizza));
+        int r = read_item(&item);
+        if(r){
+             memcpy(&list[i],&item,sizeof(struct pizza));
+             counter++;
+        }
+        else{
+            break;;
+        }
+    }
+    return counter;
+
+}
+int compare_pizza (const void *a, const void *b){
+    float prize1 = ((struct pizza*)a)->prize;
+    float prize2 = ((struct pizza*)b)->prize;
+    int r2 = strcmp(((struct pizza*)a)->name, ((struct pizza*)b)->name);
+    int r;
+    if (prize1 < prize2){
+        r = -1;
+        return r;
+    }
+     else if(prize1 > prize2){
+        r = 1;
+        return r;
+    }
+    else{ return r2;}
+}
+int main(void){
+    int size= read_pizza_list(list);
+   qsort(list, size, sizeof(struct pizza), compare_pizza);
+    for(int i = 0; i<size; i++){
+        printf("%s%f\n", list[i].name, list[i].prize);
+    }
+    return 0;
+}