Problema 1001

#include <iostream>

using namespace std;

int main() {

   int x, y;
   while(cin >> x){
             cin >> y;
             cout << "X = " << x + y << endl;
   }
   return 0;

}

Problema 1005

#include <iostream>

#include <stdio.h>

using namespace std;

int main() {

   float a, b, res;
   cin >> a >> b;
   res = (3.5*a+7.5*b)/11;
   printf("MEDIA = %.5f\n",res);

}

Problema 1021

#include <iostream>

using namespace std;

int main(){

   int moe, nota;
   float f;
   while(cin >> f)
   {
             nota = f;
             f = 100*f;
             moe = f;
             moe = moe%100;
             cout << "NOTAS:" << endl;
             cout << nota/100 << " nota(s) de R$ 100.00" << endl;
             nota = nota%100;
             cout << nota/50 << " nota(s) de R$ 50.00" << endl;
             nota = nota%50;
             cout << nota/20 << " nota(s) de R$ 20.00" << endl;
             nota = nota%20;
             cout << nota/10 << " nota(s) de R$ 10.00" << endl;
             nota = nota%10;
             cout << (nota/5) << " nota(s) de R$ 5.00" << endl;
             nota = nota%5;
             cout << nota/2 << " nota(s) de R$ 2.00" << endl;
             nota = nota%2;
             cout << "MOEDAS:" << endl;
             cout << nota << " moeda(s) de R$ 1.00" << endl;
             cout << moe/50 << " moeda(s) de R$ 0.50" << endl;
             moe = moe%50;
             cout << moe/25 << " moeda(s) de R$ 0.25" << endl;
             moe = moe%25;
             cout << moe/10 << " moeda(s) de R$ 0.10" << endl;
             moe = moe%10;
             cout << moe/5 << " moeda(s) de R$ 0.05" << endl;
             moe = moe%5;
             cout << moe << " moeda(s) de R$ 0.01" << endl;
   }

}

Problema 1179

#include <iostream>

#include <stdio.h>

using namespace std;

int main() {

   int n, contp, conti, cont;
   int par[5], impar[5];
   contp = 0, conti = 0, cont = 0;
   while(cin >> n)
   {
       cont++;
       if(n%2 == 0)
       {
           par[contp] = n;
           contp++;
           if(contp == 5)
           {
               for(int i = 0; i < 5; i++)
                   cout << "par[" << i << "] = " << par[i] << endl;
               contp = 0;
           }
       }
       else
       {
           impar[conti] = n;
           conti++;
           if(conti == 5)
           {
               for(int i = 0; i < 5; i++)
                   cout << "impar[" << i << "] = " << impar[i] << endl;
               conti = 0;
           }
       }
       if(cont == 15)
       {
           for(int i = 0; i < conti ; i++)
               cout << "impar[" << i << "] = " << impar[i] << endl;
           for(int i = 0; i < contp; i++)
               cout << "par[" << i << "] = " << par[i] << endl;
       }
   }

}

Problema 1187

#include <iostream>

#include <stdio.h>

using namespace std;

int main() {

   double acc = 0;
   double mat[12][12]; 
   char esc;
   cin >> esc;
   for(int i = 0; i < 12; i++)
           for(int j = 0; j < 12; j++)
                   cin >> mat[i][j];
   /*                
   for(int i = 0; i <= 11; i++)
   {
           for(int j =0; j <= 11; j++)
                   cout << mat[i][j] << " ";
           cout << endl;
   }
   */
    
   for(int i = 0; i <= 11; i++)
           for(int j = 0; j <= 11; j++)
                   if((i+j) < 11 && j > i)
                   {
                        acc += mat[i][j];
                   }
                    
                    
   if(esc == 'S')
          printf("%.1f\n",acc);
   else
          printf("%.1f\n",acc/30.0);

}