mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
21 lines
299 B
C
21 lines
299 B
C
|
/*
|
||
|
|
作者:千里冰封
|
||
|
|
题目:p1007 级数求和
|
||
|
|
我特么再也不相信float了
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
|
||
|
|
int main(){
|
||
|
|
int a, i;
|
||
|
|
double b = 0.0;
|
||
|
|
scanf("%i", &a);
|
||
|
|
for(i = 1; b < a; i++){
|
||
|
|
b += 1.0 / i;
|
||
|
|
if(b >= a)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
printf("%i", i);
|
||
|
|
return 0;
|
||
|
|
}
|