1、
#include <stdio.h>
int main(void)
{
float x1, sum1 = 0.0;
for(x1 = 0.0; x1 <= 1.0; x1 += 0.01)
{
sum1 += x1;
}
int i;
float x2, sum2 = 0.0;
for(i = 0; i <= 100; i++)
{
x2 = i / 100.0;
sum2 += x2;
}
printf("sum1 = %f | sum2 = %f
", sum1, sum2);
return 0;
}
2、
#include <stdio.h>
int main(void)
{
int i;
float x1 = -0.01;
int j = 0;
float x2 = 0.0;
float sum1 = 0.0, sum2 = 0.0;
for(i = 0; i <= 100; i++)
{
x1 += 0.01;
x2 = (j++ / 100.0);
sum1 += x1;
sum2 += x2;
}
printf("sum1 = %f | sum2 = %f
", sum1, sum2);
return 0;
}