public class whileLoop{
public static void main(String[] args) {
int sum = 0;
int m = 20;
int n = 100;
// 使用while计算M+...+N:
while (m<=n) {
sum += m;
m++;
}
System.out.println(sum);
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summons_M
public class whileLoop{
public static void main(String[] args) {
int sum = 0;
int m = 20;
int n = 100;
// 使用while计算M+...+N:
while (m<=n) {
sum += m;
m++;
}
System.out.println(sum);
}
}