Public void getsum() { sum = 0; for (int j = 0; j < n; j++) { for (int i = 0; i < m; i++) { if (i % 2 == 0) { sum = sum + massive[i, j]; } } } } public boolean loadmassive(string pfilename) { if (file.exists(pfilename)) { try { textreader tr = file.opentext(pfilename); m = convert.toint32(tr.; n = convert.toint32(tr.; massive = new float[m, n]; string line; for (int i = 0; i < m; i++) for (int j = 0; j < n; j++) { line = tr.readline(); massive[i,j ] = convert.tosingle(line); } tr.close(); return true;