fork download
copy 
  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int test;
  5. 	scanf("%d", &test);
  6. 	int i,n,j;
  7.  
  8.     for(i=0;i<test;i++)
  9.     {
  10.         scanf("%d", &n);
  11.         int a[n-1];
  12.         for(j=0;j<n-1;j++)
  13.         {
  14.             scanf("%d", &a[j]);
  15.         }
  16.         int t;
  17.         t=a[0];
  18.         for(j=0; j<n-2; j++)
  19.         {
  20.             if(a[j+1]>a[j])
  21.             {
  22.               t=t+a[j+1];
  23.             }
  24.             else
  25.             t=t+a[j];
  26.         }
  27.         printf("%d\n", t+a[n-2]);
  28.     }
  29. 	return 0;
  30. }
  31.  
  32.  
Success #stdin #stdout 0s 5344KB
comments (?)
stdin
copy 
1
4
5 2 6
stdout
copy 
22
https://ideone.com/i3WrrM
language:
C (gcc 8.3)
created:
1 year ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!