# C Exercises: Calculate the value of a specified series of 50 numbers

## C Basic Declarations and Expressions: Exercise-45 with Solution

Write a C program to calculate the value of S where S = 1 + 1/2 + 1/3 + … + 1/50.

**Sample Solution:**

**C Code:**

```
#include <stdio.h>
int main() {
float S = 0;
int i;
// Loop to calculate the sum
for(i=1; i<=50; i++) {
S += (float)1/i;
}
// Print the result
printf("Value of S: %.2f\n", S);
return 0;
}
```

Sample Output:

Value of S: 4.50

**Flowchart:**

**C programming Code Editor:**

**Previous:** Write a C program to calculate the average marks of mathematics of some students. Input 0 (excluding to calculate the average) or negative value to terminate the input process.

**Next:** Write a C program to calculate the value of S where S = 1 + 3/2 + 5/4 + 7/8.

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