1 files changed, 39 insertions, 0 deletions
diff --git a/12356/buddies.c b/12356/buddies.c
new file mode 100644
index 0000000..43cabf1
--- /dev/null
+++ b/12356/buddies.c
@@ -0,0 +1,39 @@
+#include <stdio.h>
+
+int main(){
+    int s, r;
+    scanf("%d %d", &s, &r);
+    while(s>0){
+	int line[100000]={0}, i;
+	for(i=0; i<s; i++)
+	    line[i]=1;
+
+	int left, right;
+
+	while(r--){
+	    int left_seek, right_seek;
+	    
+	    scanf("%d %d", &left, &right);
+	    
+	    for(i=left-1; i<right; i++)
+		line[i]=0;
+	    
+	    for(left_seek=left-1; line[left_seek]==0
+		    && left_seek>0; left_seek--);
+	    for(right_seek=right-1; line[right_seek]==0
+		    && right_seek<s; right_seek++);
+	    
+	    if(left_seek<=0 && line[left_seek]==0)
+		printf("* ");
+	    else
+		printf("%d ", left_seek+1);
+
+	    if(right_seek==s && line[right_seek]==0)
+		printf("*\n");
+	    else
+		printf("%d\n", right_seek+1);
+	}
+	printf("-\n");
+	scanf("%d %d", &s, &r);
+    }
+}