void summarizedAreaTable(float** a, float** b, int size){
int k = 0;
float sum = 0.0;
for(int i = size-1; i >= 0; i--){
for(int j = 0; j < size; j++){
for(int k = i; k < size; k++){
for(int m = 0; m <= j; m++){
sum += a[k][m];
}
}
b[i][j] = sum;
sum = 0.0;
}
}
}
