#include<stdio.h> int main() { int a=2,b=1,n,i; double sum=0.0,d; scanf("%d",&n); for(i=1;i<=n;i++) { d=a/b; sum+=d; a=a+b; b=a; } printf("%.2f",sum); return 0; } /* Main.c: In function 'main': Main.c:7:7: error: 'i' undeclared (first use in this function) for(i=1;i<=n;i++) ^ Main.c:7:7: note: each undeclared identifier is reported only once for each function it appears in */ |
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