Compilare: user.cpp: In function ‘void readData()’: user.cpp:27:90: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &stack[0][3][1], &stack[0][3][2], &stack[0][4][1], &stack[0][4][2]); ^ user.cpp:28:90: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &stack[0][3][3], &stack[0][3][4], &stack[0][4][3], &stack[0][4][4]); ^ user.cpp:29:90: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &stack[0][5][1], &stack[0][5][2], &stack[0][6][1], &stack[0][6][2]); ^ user.cpp:30:90: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &stack[0][1][1], &stack[0][1][2], &stack[0][2][1], &stack[0][2][2]); ^ user.cpp:31:90: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &stack[0][3][7], &stack[0][3][8], &stack[0][4][7], &stack[0][4][8]); ^ user.cpp:32:90: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &stack[0][3][5], &stack[0][3][6], &stack[0][4][5], &stack[0][4][6]); ^ user.cpp:34:82: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &config[3][1], &config[3][2], &config[4][1], &config[4][2]); ^ user.cpp:35:82: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &config[3][3], &config[3][4], &config[4][3], &config[4][4]); ^ user.cpp:36:82: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &config[5][1], &config[5][2], &config[6][1], &config[6][2]); ^ user.cpp:37:82: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &config[1][1], &config[1][2], &config[2][1], &config[2][2]); ^ user.cpp:38:82: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &config[3][7], &config[3][8], &config[4][7], &config[4][8]); ^ user.cpp:39:82: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &config[3][5], &config[3][6], &config[4][5], &config[4][6]); ^