1 files changed, 50 insertions, 0 deletions
diff --git a/inf/lige/1/1.c b/inf/lige/1/1.c
new file mode 100644
index 0000000..8bbfdaa
--- /dev/null
+++ b/inf/lige/1/1.c
@@ -0,0 +1,50 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+int main () {
+	int debug = 0;
+	char buf[128];
+	char buf2[128];
+	fgets(buf, 128, stdin);
+	char * x = buf;
+	int m = strtol(x, &x, 10);
+	x++;
+	int n = strtol(x, NULL, 10);
+	if (debug) fprintf(stderr, "m %d n %d\n", m, n);
+	char * old = buf;
+	char * cur = buf2;
+	memset(old, '0', 128);
+	memset(cur, '0', 128);
+	unsigned mej = 0;
+	while (!ferror(stdin) && !feof(stdin) && m--) {
+		fgets(cur, 128, stdin);
+		unsigned meja = 0;
+		for (int i = 0; i < n-1; i++)
+			if (cur[i] != cur[i+1])
+				meja++;
+		if (cur[n-1] == '1')
+			meja++;
+		if (cur[0] == '1')
+			meja++;
+		if (debug) fprintf(stderr, "vrsta. po ld je mej: %u\n", meja);
+		mej += meja;
+		meja = 0;
+		for (int i = 0; i < n; i++)
+			if (old[i] != cur[i])
+				meja++;
+		if (debug) fprintf(stderr, "\tpo gor dol je mej: %u\n", meja);
+		mej += meja;
+		meja = 0;
+		if (!m)
+			for (int i = 0; i < n; i++)
+				if (cur[i] == '1')
+					meja++;
+		if (debug) fprintf(stderr, "\tpo zadnji je mej: %u\n", meja);
+		mej += meja;
+		meja = 0;
+		char * tmp = old;
+		old = cur;
+		cur = tmp;
+	}
+	printf("%u\n", mej);
+}