Create lab1

lab1

@@ -0,0 +1,38 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void)
+{
+    int i,sum1=0,sum2=0,sum3=0;
+    for(i=30;i<=1000;i++) { //for loop goes from 30 to 1000 and runs for all i less than or equal to 1000
+        if(i%4==0) // if numbeer is divisble by 4 it will be added to the sum
+        {
+            sum1 += i;
+    }
+    }
+printf("%d",sum1);
+i = 30;
+while(i<=1000) { //while loop goes from 30 to 1000 and runs for all i less than or equal to 1000
+    i++;
+    if(i%4==0)
+        {
+            sum2 += i;
+    }
+
+}
+printf("\n%d",sum2);
+i = 29; // i does not equal to 30 because we use a do while loop
+do  //do while loop goes from 30 to 1000 and runs for all i less than or equal to 1000
+{
+    i++;
+    if(i%4==0)
+        {
+            sum3 += i;
+    }
+
+}while(i<=1000);
+printf("\n%d",sum3);
+
+
+return 0;
+}