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RGB7474 - Distant Pairs

Problem text...

Input

Input description...

Output

Output description...

Example

Input:
etc.

Output:
etc.

Нэмсэн:Bataa
Огноо:2020-04-18
Хугацааны хязгаарлалт:1s
Эх кодын хэмжээний хязгаарлалт:50000B
Memory limit:1536MB
Cluster: Cube (Intel G860)
Програмчлалын хэлүүд:ADA95 ASM32 ASM64 BASH BF C NCSHARP CSHARP C++ 4.3.2 CPP C99 CLPS LISP sbcl LISP clisp D ERL FORTRAN HASK ICON ICK JAVA JS-RHINO JULIA LUA NEM NICE OCAML PAS-GPC PAS-FPC PERL PHP PIKE PRLG-swi PYTHON PYPY3 PYTHON3 RUBY SCALA SCM guile ST TCL WHITESPACE
Эх сурвалж:https://www.hackerrank.com/challenges/distant-pairs/problem

hide comments
2022-12-12 03:42:03
BATAA AHAA TA UURUU BODSIINMU?
2022-04-10 04:51:10
#include <stdio.h>
#include <string.h>
int main()
{
char str[20];
scanf("%s", &str);
if( strcmp(str,"uhriin_mah") == 0 )
printf("7600");
else if( strcmp(str,"honinii_mah") == 0 )
printf("6400");
else if( strcmp(str,"atar_talh") == 0 )
printf("1200");
else if( strcmp(str,"suut_boortsog") == 0 )
printf("2500");
else if( strcmp(str,"savhan_boortsog") == 0 )
printf("3000");
else if( strcmp(str,"husliin_undaa") == 0 )
printf("1500");
else if( strcmp(str,"bidnii_undaa") == 0 )
printf("2200");
else if( strcmp(str,"oreo_jignemeg") == 0 )
printf("1200");
else if( strcmp(str,"boodol_bohi") == 0 )
printf("900");
else if( strcmp(str,"shirheg_bohi") == 0 )
printf("100");
else if( strcmp(str,"arviin_chiher") == 0 )
printf("50");
else if( strcmp(str,"venus_zairmag") == 0 )
printf("600");
else
printf("baraa oldsongui.");
}
2022-03-12 16:30:11
EZ
2022-03-10 08:10:45
bro hes hacking
2022-03-07 09:10:10
wut
2021-09-20 04:19:11
ymr sonin bodlogo ve
2021-01-23 11:59:51
R R R R R p p p p p m m
R R R p p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R R R R p p p p p m m m m
R R p m m m m
R R p m m m m
R R p m m m m
R R p m m m
R R p m m
R R p m m
R R p m m
2021-01-23 11:58:48
/*
R R R R R p p p p p m m
R R R p p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R R R R p p p p p m m m m
R R p m m m m
R R p m m m m
R R p m m m m
R R p m m m
R R p m m
R R p m m
R R p m m
*/
2021-01-23 11:58:04
/*
R R R R R p p p p p m m
R R R p p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R p p m m m m
R R R R R p p p p p m m m m
R R p m m m m
R R p m m m m
R R p m m m m
R R p m m m
R R p m m
R R p m m
R R p m m
*/
2021-01-18 09:26:06
/*
n n bbbbbbbbbb
n n n b b
n n n b b
n n n b b
n n n b b
n n n b b
n n n b b
n n n bbbbbbbbb
n n n b b
n n n b b
n n n b b
n n n b b
n n n b b
n n n b b
n n n b b
n n bbbbbbbbbbb nyambaa1025
*/
#include <bits/stdc++.h>
using namespace std;
long long i, j, n,a, b,c,d, l,ll,r, s, t, k, m, xh, x, x1, y,z;
string p,q;
int main(){
cin>>t;
while(t--){
cin>>n>>b;
if(n==1 || n==2){
cout<<1<<endl;
}
else{
cout<<(n-3)/b+2<<endl;
}
}
}
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