new

du2/program.c

@@ -0,0 +1,97 @@
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#define SIZE 100
+struct student
+
+{
+    char name[SIZE];
+    int holosa;
+    
+};
+
+
+int find_student_name(struct student* students, int size, const char* name)
+{
+    for (int l = 0; l < size; l = l + 1)
+{
+    if (strcmp(students[l].name, name) == 0)
+    {
+        return l;
+    }
+}
+    return -1;
+}
+
+int funkcia_compare(const void* p1, const void* p2)
+{
+    const struct student* s1 = (const struct student*)p1;
+    const struct student* s2 = (const struct student*)p2;
+    if (s1->holosa != s2->holosa)
+    {
+        return s2->holosa - s1->holosa;
+    
+    }
+    return strcmp(s1->name, s2->name);
+}
+int main() {
+struct student databaza[SIZE];
+memset(databaza, 0, SIZE * sizeof(struct student));
+int rozmer = 0;
+
+char line[SIZE];
+while (fgets(line, SIZE, stdin))
+{
+    memset(line, 0 , SIZE);
+    char* r = fgets(line, SIZE, stdin);
+    if (r == NULL)
+{
+    break;
+
+}
+char* end = NULL;
+int znak = strtol(line, &end, 10);
+if (znak == 0)
+{
+
+continue;
+}
+char* name_start = end + 1;
+int rozmir_mena = strlen(name_start) - 1;
+if (rozmir_mena <= 0)
+{
+    continue;
+}
+char name[SIZE];
+memset(name, 0, SIZE);
+memcpy(name, name_start, rozmir_mena);
+
+
+int index = find_student_name(databaza, rozmer, name);
+if (index < 0)
+{
+    memcpy(databaza[rozmer].name, name, rozmir_mena);
+    databaza[rozmer].holosa = znak;
+    rozmer = rozmer + 1;
+}
+else {
+databaza[index].holosa = databaza[index].holosa + znak;
+
+
+}
+
+}
+if (rozmer == 0)
+{
+printf("Chyba: Ziadne platne zaznamty.\n");
+return 1;
+}
+qsort(databaza, rozmer, sizeof(struct student), funkcia_compare);
+printf("Vysledky:\n");
+for (int i =0; i < rozmer; i = i + 1)
+{
+    printf("%s: %d\n", databaza[i].name, databaza[i].holosa);
+    }
+return 0;
+}