restruct 1

2 semestr/Homework/hw6/gen.c

@@ -0,0 +1,71 @@
+#include "head.h"
+
+
+int main(int argc, char* argv[]) {
+    srand(time(0));
+
+    Book* books1 = malloc(sizeof(Book) * N);
+    Book* books2 = malloc(sizeof(Book) * N);
+
+    if (books1 == NULL || books2 == NULL) {
+        printf("could not malloc\n");
+        exit(1);
+    }
+
+    st_rand(books1, N);
+    st_rand(books2, N);
+
+    printf("First array:\n");
+    st_print(books1, N);
+    printf("\nSecond array:\n");
+    st_print(books2, N);
+
+    selection_sort(books1, N);
+    selection_sort(books2, N);
+
+    printf("\nFirst array after sort:\n");
+    st_print(books1, N);
+    printf("\nSecond array after sort:\n");
+    st_print(books2, N);
+
+    Book* res = bin_search(books1, N, 15);
+
+    if (res == NULL)
+        printf("\nNo such book\n");
+    else
+        printf("\nLength: %2d; name: %s\n", res->len, res->name);
+
+    printf("\nElement in first array: ");
+    pst(books1, N, (int)(N * 0.7));
+    printf("Element in second array: ");
+    pst(books2, N, (int)(N * 0.3));
+
+    printf("\nNumber of pairs (easy realization): %d\n", find_pairs_easy(books1, N, books2, N));
+    printf("Number of pairs (advanced realization): %d\n", find_pairs_advanced(books1, N, books2, N));
+
+    st_fprintf(books1, N, "books.txt", "w");
+    st_fprintf(books2, N, "books.txt", "a");
+
+    int line_number = lines_numf("books.txt");
+    printf("\nNumber of lines in books.txt is %d\n", line_number);
+
+    Book* books3 = malloc(sizeof(Book) * line_number);
+
+    if (books3 == NULL) {
+        printf("could not malloc\n");
+        free(books1);
+        free(books2);
+        exit(1);
+    }
+
+    st_fscanf(books3, line_number, "books.txt");
+    selection_sort(books3, line_number);
+
+    printf("\nThird array is:\n");
+    st_print(books3, line_number);
+
+    free(books1);
+    free(books2);
+    free(books3);
+    return 0;
+}