Question

中国GDP90386.6亿美元,增长率7.8%,美国的GDP为161979.6亿美元,增长率2.2%，多少年后中国的GDP将超过美国

#include <stdio.h>
void main()
{
double a,b,x,y;
float sum1,sum2;
int i=1;
a=0.078;
b=0.022;
sum1=90386.6;
sum2=161979.6;
x=sum1*a;
y=sum2*b;
for(i=1;sum1>sum2;i++)
{
sum1=sum1+x*i;
sum2=sum2+y*i;
}
printf("%d,%d,%d",sum1,sum2,i);
}

Answer 1

#include <stdio.h>void main(){ double a,b,x,y; float sum1,sum2; int i=1; a=0.078; b=0.022; sum1=90386.6; sum2=161979.6; x=sum1*a; y=sum2*b; for(i=1;sum1>sum2;i++) { sum1=sum1+x*i; sum2=sum2+y*i; } printf("%d,%d,%d",sum1,sum2,i);}

Answer 2

鬼相信。房地产剥削人们的钱，政府也有份。