ppajdek

int calc(int[][] table, int id, int ds) {      
    int sum = 0;      
    for (int[] row : table) {          
        for (int i = 0; i < 7; i++) {              
            if (row[i] == id) {                  
                sum += ds;                  
                if (i == 6) sum += ds * 0.5;             
            }          
        }     
    }      

ppajdek

int calc(int[][] table, int id, int ds) {      
     int sum = 0;      
     for (int[] row : table) {          
         for (int i = 0; i < 7; i++) {              
             if (row[i] == id) {                  
                 sum += ds;                  
                 if (i == 6) sum += ds * 0.5;             
             }          
          }     
      }