[code language="c"] #include #include

using namespace std;

int main(int argc, char *argv[]) {

// read input from keyboard and store in n
int n;             
scanf("%d",&n);

int curr; // current fibonacci number
int next; // the next fibonacci number

// compute n-th fibo number
curr = 0;            
next = 1;
for (int i = 0;i < n;i++) {
    int tmp = next + curr;
    curr = next;
    next = tmp;
}

//display output
printf("%d\n",curr);

return EXIT_SUCCESS;

}

[/code]