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  1. #include<iostream>
  2. #include<string>
  3. #include<stdio.h>
  4. #include<algorithm>
  5. using namespace std;
  6. int main()
  7. {
  8.     int t;unsigned int m,n;
  9.     int **edit=new int*[2001]; bool flag;
  10.     for(unsigned int k=0;k<2001;k++){edit[k]=new int[2001];}
  11.  
  12.     string::iterator i,j;
  13.     scanf("%d",&t);getchar();
  14.     while(t--)//test cases
  15.     {
  16.         string *a=new string;
  17.         string *b=new string;
  18.         getline(cin,*a);m=(*a).length()+1;//cout<<m;
  19.         getline(cin,*b);n=(*b).length()+1;//cout<<n;
  20.  
  21.         for(unsigned int x=0;x<m;x++)
  22.         {
  23.             for(unsigned int y=0;y<n;y++)
  24.             {
  25.                 if(x==0&&y==0){edit[x][y]=0;}
  26.                 else if(x==0){edit[x][y]=edit[x][y-1]+1;}//insert operation
  27.                 else if(y==0){edit[x][y]=edit[x-1][y]+1;}//delete operation
  28.                 else
  29.                 {   i=(*a).begin()+x-1;j=(*b).begin()+y-1;
  30.                     if(*i==*j){ flag=0;}
  31.                     else {flag=1;}
  32.                         edit[x][y]=min(min(edit[x-1][y-1]+flag,edit[x-1][y]+1),edit[x][y-1]+1);
  33.  
  34.                 }
  35.             }
  36.         }
  37.  
  38. printf("%d\n",edit[m-1][n-1]);
  39. delete a;
  40. delete b;
  41. }
  42.     return 0;
  43. }
  44.  
  45.  
Success #stdin #stdout 0s 19040KB
comments (?)
stdin 
4
FOOD
MONEY
PLASMA
ALTRUISM
SPARTAN
PART
ANKUR
PRANKUR
stdout 
4
6
3
2
https://ideone.com/LG8ydc
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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