Changes to be committed:

new file:   proglabs/lab7-8/10.c
	new file:   proglabs/lab7-8/11.c
	new file:   proglabs/lab7-8/12.c
	new file:   proglabs/lab7-8/13.c
	new file:   proglabs/lab7-8/14.c
	new file:   proglabs/lab7-8/15.c
	new file:   proglabs/lab7-8/16.c
	new file:   proglabs/lab7-8/17.c
	new file:   proglabs/lab7-8/18.c
	new file:   proglabs/lab7-8/19.c
	new file:   proglabs/lab7-8/3
	new file:   proglabs/lab7-8/5.c
	new file:   proglabs/lab7-8/6
	new file:   proglabs/lab7-8/6.c
	new file:   proglabs/lab7-8/7.c
	new file:   proglabs/lab7-8/8.c
	new file:   proglabs/lab7-8/9
	new file:   proglabs/lab7-8/9.c
	new file:   proglabs/lab7-8/test
	new file:   proglabs/lab7-8/tmp.out

proglabs/lab7-8/11.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+int fibonacci(int n);
+
+int main() {
+    int n;
+    printf("Enter: num\nEnter: ");
+    scanf("%d",&n);
+    printf("fibonacci(%d) = %d",n,fibonacci(n));
+    return 0;
+}
+
+int fibonacci(int n){
+    if(n<=0) return 0;
+    if(n==1) return 1;
+    int a = 0, b = 1, next;
+
+    for(int i = 2;i <= n;i++){
+        next = a + b;
+        a = b;
+        b = next;
+    }
+    return b;
+}