int n = 0;
int sum = 0;
while(n <= 50){
if(n % 7 == 0){
sum += n;
}
n++;
}
System.out.println(sum);
int n = 0;
int sum = 0;
while(n <= 50){
if(n % 7 == 0){
sum += n;
}
n++;
}
System.out.println(sum);