Changes to be committed:

deleted:    proglabs/lab5/.1.c.swo
	deleted:    proglabs/lab5/.1.c.swp
	deleted:    proglabs/lab5/1.c~
	deleted:    proglabs/lab5/10
	deleted:    proglabs/lab5/11
	deleted:    proglabs/lab5/12
	deleted:    proglabs/lab5/13
deleted:    proglabs/lab5/14
	deleted:    proglabs/lab5/15
	deleted:    proglabs/lab5/15.c~
	deleted:    proglabs/lab5/16
	deleted:    proglabs/lab5/17
	deleted:    proglabs/lab5/18
	deleted:    proglabs/lab5/2
	deleted:    proglabs/lab5/3-1
	deleted:    proglabs/lab5/3-2
	deleted:    proglabs/lab5/4
	deleted:    proglabs/lab5/5
	deleted:    proglabs/lab5/5.c~
	deleted:    proglabs/lab5/6
	deleted:    proglabs/lab5/7
	deleted:    proglabs/lab5/a.out
	renamed:    proglabs/lab5/8 -> proglabs/lab6/3
	modified:   proglabs/lab6/3.c
	new file:   proglabs/lab6/3.c~
	renamed:    proglabs/lab5/1 -> proglabs/lab6/6
	modified:   proglabs/lab6/6.c
	new file:   proglabs/lab6/6.c~
	renamed:    proglabs/lab5/9 -> proglabs/lab6/9
	modified:   proglabs/lab6/9.c
	new file:   proglabs/lab6/9.c~
	new file:   proglabs/lab7-8/1.c
	new file:   proglabs/lab7-8/2.c
	new file:   proglabs/lab7-8/3.c
	new file:   proglabs/lab7-8/4.c

proglabs/lab6/3.c

@@ -7,7 +7,7 @@ int main(){
     a = 1;
     while(scanf("%d", &a) && a != 0){
         if (a % 2 == 0){n1++; sum1 += a;}
-        else (n2++; sum2 += a);
+	else ({n2++; sum2 += a;});
         printf("num: ");
     }
     printf("eve nums: %d \t eve summ: %d \t mean: %d\n",n1,sum1,(sum1/n1));

proglabs/lab6/3.c~

@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+int main(){
+    int a,n1,sum1,n2,sum2;
+    n1 = sum1 = n2 = sum2 = 0;
+    printf("num: ");
+    a = 1;
+    while(scanf("%d", &a) && a != 0){
+        if (a % 2 == 0){n1++; sum1 += a;}
+        if (a % 2 != 0){n2++; sum2 += a;}
+        printf("num: ");
+    }
+    printf("eve nums: %d \t eve summ: %d \t mean: %d\n",n1,sum1,(sum1/n1));
+    printf("odd nums: %d \t odd summ: %d \t mean: %d",n2,sum2,(sum2/n2));
+    return 0;
+}

proglabs/lab6/6.c

@@ -3,7 +3,7 @@
 int main() {
     int a,b,c;
     a = b = c = 0;
-    printf("count ef:\n");
+    printf("count ei:\n");
     while((a = getchar()) != '#'){
         if(a == 'i' && b == 'e'){c++;}
         b = a;

proglabs/lab6/6.c~

@@ -0,0 +1,13 @@
+#include <stdio.h>
+
+int main() {
+    int a,b,c;
+    a = b = c = 0;
+    printf("count ef:\n");
+    while((a = getchar()) != '#'){
+        if(a == 'i' && b == 'e'){c++;}
+        b = a;
+    }
+    printf("count: %d",c);
+    return 0;
+}

proglabs/lab6/9.c

@@ -3,7 +3,7 @@ int pr(long long n);
 
 int main() {
     long long int x,i;
-    int y = 1;
+    printf("Num: ");
     if(!(scanf("%lld",&x)))return 1;
 
     for(i = x; i > 1; --i)
@@ -13,9 +13,9 @@ int main() {
     return 0;
 }
 
-int pr(long long x) {
+int pr(long long n) {
     if (n < 2) return 0;
-    if (n == 2 || x == 3) return 1;
+    if (n == 2 || n == 3) return 1;
     if (n % 2 == 0 || n % 3 == 0) return 0;
 
     for (long long i = 5; i * i <= n; i += 6) {

proglabs/lab6/9.c~

@@ -0,0 +1,25 @@
+#include <stdio.h>
+int pr(long long n);
+
+int main() {
+    long long int x,i;
+    
+    if(!(scanf("%lld",&x)))return 1;
+
+    for(i = x; i > 1; --i)
+        if(pr(i))
+            printf("%lld\t",i);
+
+    return 0;
+}
+
+int pr(long long n) {
+    if (n < 2) return 0;
+    if (n == 2 || n == 3) return 1;
+    if (n % 2 == 0 || n % 3 == 0) return 0;
+
+    for (long long i = 5; i * i <= n; i += 6) {
+        if (n % i == 0 || n % (i + 2) == 0)
+            return 0;}
+    return 1;
+}