Ex:********************************************************************
Input :
3
15 12
16 9
101 9
Output :
0
1
2****************************************************************
Code:
//===============================================================//
#include<iostream>
#define x 9
using namespace std;
int main(){
int num ; // number of minusion <10
int m[x],n[x]; // pair number minusion m-n ; m>n
int mm[x],nn[x],mmm;
int count[]={0,0,0,0,0,0,0,0,0}; // counter of borrowing
int i,j; // loop
/*Get value of num , m , n */
get_num:
cin>>num;
if(num>9){
cout<<"Number invalid ! must <10 !"<<endl;
num=0;
goto get_num;
}
for(i=0;i<num;i++){
get_m_n:
cin>>m[i]>>n[i];
mm[i]=m[i];
nn[i]=n[i];
if(m[i]<n[i]){
cout<<"Input invalid ! m > n !"<<endl;
goto get_m_n;
}
}
/* Condition unit of pair minusion
// if digit m < digit n --> add 1 to counter
// and after add if digit after n = 0 then
// consider of digit m = 0? if =0 add 1 to counter*/
for(i=0;i<num;i++){
while(m[i]!=0){
int mdig=m[i]%10;
int ndig=n[i]%10;
if(mdig<ndig){
count[i]+=1;
m[i]/=10;
n[i]/=10;
if((m[i]%10)!=0){
m[i]-=1;
}
else{
mmm=m[i];
while((mmm%10)==0){
count[i]+=1;
mmm/=10;
}
}
}
else{
m[i]/=10;
n[i]/=10;
}
}
cout<<mm[i]<<"-"<<nn[i]<<"\t"<<"happend borrowing : ";
cout<<count[i]<<endl;
}
return 0;
}
//===============================================================//
2.Diffy
Ex:********************************************************************
Input :
200 2 1 3
Output :
200 2 1 3
198 1 2 197
197 1 195 1
196 1 195 1
196 194 194 196
2 0 2 0
2 2 2 2
0 0 0 0
6
****************************************************************
Code:
//===============================================================//
#include<iostream>
#include<math.h>
#define N 4
using namespace std;
int main(){
int n[N],m[N]; // number of 4 number
int count = 0; // counter
int i; // loop
/*Get number of 4 number*/
for(i=0;i<4;i++){
cin>>n[i];
}
/*Consider Game*/
for(i=0;i<4;i++){
cout<<n[i]<<"\t";
}
cout<<endl;
while((n[0]+n[1]+n[2]+n[3])!=0){
count+=1;
for(i=0;i<4;i++){
m[i]=abs(n[i]-n[(i+1)%4]);
cout<<m[i]<<"\t";
}
for(i=0;i<4;i++){
n[i]=m[i];
}
cout<<endl;
}
cout<<count;
return 0;
}
****************************************************************
Code:
//===============================================================//
#include<iostream>
#include<math.h>
#define N 4
using namespace std;
int main(){
int n[N],m[N]; // number of 4 number
int count = 0; // counter
int i; // loop
/*Get number of 4 number*/
for(i=0;i<4;i++){
cin>>n[i];
}
/*Consider Game*/
for(i=0;i<4;i++){
cout<<n[i]<<"\t";
}
cout<<endl;
while((n[0]+n[1]+n[2]+n[3])!=0){
count+=1;
for(i=0;i<4;i++){
m[i]=abs(n[i]-n[(i+1)%4]);
cout<<m[i]<<"\t";
}
for(i=0;i<4;i++){
n[i]=m[i];
}
cout<<endl;
}
cout<<count;
return 0;
}
//===============================================================//