#include<stdio.h> int main() { int a,b,m,n; double sum; a=2; b=1; sum=0; scanf("%d",&n); for (i=0;i<n;i++) { sum=sum+a/b; m=a; a=a+b; b=m; } printf ("%.6lf",sum); return 0; } /* Main.c: In function 'main': Main.c:11:8: error: 'i' undeclared (first use in this function) for (i=0;i<n;i++) ^ Main.c:11:8: note: each undeclared identifier is reported only once for each function it appears in */ |
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