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euler_piramida.c
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#include <stdio.h>
#include <stdlib.h>
#define N 100
int max_suma(int tab[N][N], int inx, int b){
static int wynik[N][N] = {0};
wynik[0][0] = tab[0][0];
int max = 0, max2 = 0;
if(inx < 0) return 0;
if(wynik[inx][b] != 0) return wynik[inx][b];
if(tab[inx][b] == 0) return 0;
max = max_suma(tab, inx-1,b-1)+tab[inx][b];
max2 = max_suma(tab, inx-1,b)+tab[inx][b];
if(max>max2){
wynik[inx][b] = max;
}else {
wynik[inx][b] = max2;
}
return wynik[inx][b];
}
int main(){
int max = 0;
int tab[N][N] = {0};
for(int i = 0; i<N; i++){
for(int j = 0; j<=i; j++){
scanf("%d", *(tab+i)+j);
}
}
int f;
for(int i = 0; i<N; i++){
f = max_suma(tab,N-1,i);
if(f>max){
max = f;
}
}
printf("%d\n", max);
printf("\n");
return 0;
}