Darren Daly
/
mbed_blinkyembeddedsystemslab2functions
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Diff: main.cpp
- Revision:
- 0:20db2fce0d5c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon May 10 16:09:34 2021 +0000
@@ -0,0 +1,22 @@
+// Program to calculate the sum of first n natural numbers
+// Positive integers 1,2,3...n are known as natural numbers
+
+#include <stdio.h>
+int main()
+{
+ int num, count, sum = 0;
+
+ printf("Enter a positive integer: ");
+ scanf("%d", &num);
+
+ // for loop terminates when num is less than count
+ for(count = 1; count <= num; ++count)
+ {
+ sum += count;
+ }
+
+ printf("Sum = %d", sum);
+
+ return 0;
+
+