add

du6/program.c

@@ -1,7 +1,69 @@
 #include<stdio.h>
+#include<string.h>
+#include<stdlib.h>
+#define SIZE 100
+
+int compare(const void* arg1, const void* arg2);
 
 int main(){
 
+        char* pole_smernikov[SIZE];
+        memset(pole_smernikov,0,SIZE*sizeof(char*));
+
+        int pocet_mien_v_poli=0;
+
+    int p = 0;
+    scanf("%d",&p);
+    getchar();
+
+        while(1){
+                char line[SIZE];
+                memset(line,0,SIZE);
+                char* r = fgets(line,SIZE,stdin);
+
+        int pocet_znakov=0;
+                if(!r||r[0]=='\n')break;
+                else pocet_znakov=strlen(line);
+
+                int skip=0;
+                for (int i=0;skip==0&&i<pocet_mien_v_poli; i++){
+                        if (!memcmp(pole_smernikov[i],line,pocet_znakov)){
+                                skip=1;
+                        }
+                }
+                if(!skip){
+                        pole_smernikov[pocet_mien_v_poli]=malloc(pocet_znakov + 1);
+                        memcpy(pole_smernikov[pocet_mien_v_poli],line,pocet_znakov + 1);
+                        pocet_mien_v_poli++;
+                }
+        }
+        qsort(pole_smernikov, pocet_mien_v_poli, sizeof(char*), compare);
+
+        printf("Prijati studenti:\n");
+        for(int i = 0; i<p && i<pocet_mien_v_poli ;i++)
+                printf("%s",pole_smernikov[i]);
+
+        printf("Neprijati studenti:\n");
+        for(int i = p; i<pocet_mien_v_poli ;i++)
+                printf("%s",pole_smernikov[i]);
+
+
+        for(int i = 0;i<pocet_mien_v_poli;i++)
+                free(pole_smernikov[i]);
 
         return 0;
 }
+
+
+int compare(const void* arg1, const void* arg2){
+
+        char* s1 = *((char**)arg1);
+        char* s2 = *((char**)arg2);
+
+        int r = strcmp(s1,s2);
+
+        return r;
+}
+
+
+