/*
while loop to calculate the sum of 1-100
Algorithm: 1. Define the variable i to traverse the integers, and define the variable sum to calculate the sum
2. The structure of the while loop
*/
#include
<stdio.h>
int
main
()
{
int
i=
1
, sum=
0
;
//Define the initial value of the variable i to 1, traverse the integers, sum is used to calculate the sum, and the initial value of sum is 0
while
(i<=
100
)
{
sum = sum+i;
i++;
}
printf
(
"The sum is: %d
\n
"
,sum);
return
0
;
}
/*
Use the do...while loop structure to calculate the sum of integers from 1-100
Algorithm: 1. Define the initial value of the variable i to 1, the initial value of the variable sum to 0, and sum is used to calculate the sum
2. do...while loop structure
*/
#include
<stdio.h>
int
main
()
{
int
i=
1
,sum=
0
;
do
{
sum =sum+i;
i++;
}
while(i<=
100);
printf(
"总和为:%d
\n
",sum);
return
0;
}