Added last three homeworks

2025.02.14/1Ex/main.c

@@ -0,0 +1,67 @@
+#include <stdio.h>
+#include <time.h>
+#include "io_status.h"
+#include "array.h"
+
+io_status task1(const char* f_in, const char* f_out, const char* s, int* res);
+
+io_status task1(const char* f_in, const char* f_out, const char* s, int* res)
+{
+    if (s == NULL) return ERROR_PATTERN;
+    else
+    {
+        size_t len_s = strlen(s);
+        io_status status;
+        char s1[len_s + 1]; // т.к. требуется место для \0
+        char s2[len_s + 1];
+
+        memset(s1, 0, len_s + 1);
+        memset(s2, 0, len_s + 1);
+
+        status = process_s(s, s1, s2, len_s);
+        if (status != SUCCESS) return status;
+        else
+        {
+            return process_file(f_in, f_out, s1, s2, res);
+        }
+    }
+}
+
+int main(int argc, char* argv[])
+{
+    int task = 1;
+    io_status ret;
+    const char* f_in = 0;
+    const char* f_out = 0;
+    const char* s = 0;
+    int res = 0;
+    double t;
+    if (argc != 4)
+    {
+        printf("Usage: %s <f_in> <f_out> <s>\n", argv[0]);
+        return 1;
+    }
+    f_in = argv[1];
+    f_out = argv[2];
+    s = argv[3];
+    t = clock();
+    ret = task1(f_in, f_out, s, &res);
+    t = (clock() - t) / CLOCKS_PER_SEC;
+    switch (ret)
+    {
+    case SUCCESS:
+        printf("%s : Task = %d Result = %d Elapsed = %.2f\n",
+               argv[0], task, res, t);
+        break;
+    case ERROR_OPEN:
+        printf("Can not open %s\n", f_out);
+        return 1;
+    case ERROR_READ:
+        printf("Can not read %s\n", f_out);
+        return 2;
+    case ERROR_PATTERN:
+        printf("Error in pattern %s\n", s);
+        return 3;
+    }
+    return 0;
+}