C Online Compiler
Example: Sum of Natural Numbers up to 100 (for loop) in C
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main.c
STDIN
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// Sum of Natural Numbers up to 100 (for loop) #include <stdio.h> int main() { // Step 1: Declare variables for sum and counter int sum = 0; int i; // Step 2: Use a for loop to iterate from 1 to 100 for (i = 1; i <= 100; i++) { // Step 3: Add the current number to the sum sum += i; // This is equivalent to sum = sum + i; } // Step 4: Print the final sum printf("The sum of natural numbers up to 100 is: %d\n", sum); return 0; }
Output
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