/Java/Sum of list java

Sum of list java

Sum and array list java

int sum = (list.stream().
        mapToInt(i -> i.intValue()).sum()

3

Sum of list java

double sum = 0;
for(int i = 0; i < m.size(); i++)
    sum += m.get(i);
return sum;

1

Source: stackoverflow.com

Inbuild method to sum of an arraylist elements in java

doubleList.stream().reduce((a,b)->a+b).get();

1

Source: stackoverflow.com

Inbuild method to sum of an arraylist elements in java

//If you have a List<Integer>
int sum = list.stream().mapToInt(Integer::intValue).sum();

//If it's an int[]
int sum = IntStream.of(a).sum();

-1

Similar codes

6 votes122 views3 answers
How to read space separated integers in java
Java
0 vote108 views1 answer
Pioneer meaning
Java
36 votes118 views7 answers
Google traduttore
Java
0 vote103 views1 answer
Java Find the greatest common divisor of two positive integers. The integers can be large, so you need to find a clever solution.
Java
1 vote135 views1 answer
String array into LinkedList java
Java
0 vote125 views1 answer
Janaaa_Sa
Java
0 vote116 views1 answer
Android activity read intent extra
Java
0 vote112 views1 answer
Dynamic fib
Java
4 votes108 views1 answer
Remeove space between date and time java
Java
62 votes136 views6 answers
How to get the last element of array in java
Java

Share