Написал две задачи к Автотесту

Session/1Ex/main.c

@@ -0,0 +1,117 @@
+#include <stdio.h>
+#include <stdbool.h>
+#include <stdlib.h>
+
+typedef struct {
+	double * arr;
+	int len;
+} arr;
+
+#define exp 1.e-6
+
+FILE * getFile(const char * name);
+arr getArray(FILE * file);
+bool compare(arr first, arr second);
+int max(int f, int s);
+int min(int f, int s); 
+int write(const char * str);
+
+
+FILE * getFile(const char * name) {
+	FILE * file = fopen(name, "r");
+	return file;
+}
+
+
+arr getArray(FILE * file) {
+	int size = 2, len = 0;
+	double * array = (double *)malloc(size * sizeof(double));
+	double current;
+
+	if (fscanf(file, "%lf", &current) != 1) return (arr){NULL, -1};
+	
+	do {
+		if (++len > size) {
+			size *= 2;
+			array = (double *)realloc(array, size * sizeof(double));
+		}
+
+		array[len - 1] = current;
+	} while (fscanf(file, "%lf", &current) == 1);
+	
+	return (arr){array, len};
+}
+
+bool compare(arr first, arr second) {
+	int len = min(first.len, second.len);
+	double maximf = 0, maxims = 0;
+
+	for (int i = 0; i < len; ++i) {
+		if (first.arr[i] - second.arr[i] > -exp) return false;
+		maximf = max(maximf, first.arr[i]);
+		maxims = max(maxims, second.arr[i]);
+	}
+
+	if (first.len > second.len) {
+		for (int i = len; i < first.len; ++i) {
+			if (first.arr[i] - maxims > -exp) return false;
+		}
+	} else {
+		for (int i = len; i < second.len; ++i) {
+			if (maximf - second.arr[i] > -exp) return false;
+		}
+	}
+
+	return true;
+}
+
+
+int min(int f, int s) {
+	if (f > s) return s;
+	return f;
+}
+
+int max(int f, int s) {
+	if (f < s) return s;
+	return f;
+}
+
+int write(const char * str) {
+	FILE * file = fopen("output.txt", "w");
+	if (file == NULL) return -1;
+	
+	if (fprintf(file, "%s", str) < 1) {
+		fclose(file);
+		return -1;
+	}
+	
+	if (fclose(file) != 0) return -1;
+	
+	return 0;
+}
+
+int main(void) {
+	arr arr1, arr2;
+	FILE * file;
+	bool answer;
+
+	file = getFile("ina.txt");
+	if (file == NULL) return -1;
+	arr1 = getArray(file);
+	if (fclose(file) != 0) return -1;
+	if (arr1.arr == NULL) return -1;
+	
+	
+
+	file = getFile("inb.txt");
+	if (file == NULL) return -1;
+	arr2 = getArray(file);
+	if (fclose(file) != 0) return -1;
+	if (arr2.arr == NULL) return -1;
+	
+	answer = compare(arr1, arr2);
+
+	if (answer) return write("YES");
+	else return write("NO");
+}
+