сделал 8 задание))))task8

1 files changed, 36 insertions, 0 deletions

diff --git a/check.c b/check.c
new file mode 100644
index 0000000..58e31ab
--- /dev/null
+++ b/check.c
@@ -0,0 +1,36 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char *argv[]) {
+	FILE ** files;
+	FILE * output;
+	size_t i;
+	double t, sum, tmp1, tmp2;
+
+	if (argc < 3) return 1;
+	files = calloc(argc - 2, sizeof(FILE*));
+	for (i = 1; i < argc - 1; ++i) {
+		if (!(files[i-1] = fopen(argv[i], "r"))) {
+			perror("opening files");
+			return 1;
+		}
+	}
+
+	output = fopen(argv[argc-1], "w+");
+	for(;;) {
+		t = 0;
+		sum = 0;
+		for (i = 0; i < argc - 2; ++i) {
+			if (2 != fscanf(files[i], "%lf %lf", &tmp1, &tmp2)) goto end;
+			t += tmp1;
+			sum += tmp2;
+		}
+		t /= (argc-2);
+		fprintf(output, "%f %f\n", t, sum);
+	}
+end:
+	fclose(output);
+	for (i = 0; i < argc - 2; ++i) fclose(files[i]);
+	free(files);
+	return 0;
+}