Compilare: user.cpp:33:18: warning: multi-character character constant [-Wmultichar] case '10':E[N][0]=1;E[N][2]=1;break; ^ user.cpp:34:18: warning: multi-character character constant [-Wmultichar] case '11':E[N][0]=1;E[N][2]=1;E[N][3]=1;break; ^ user.cpp:35:18: warning: multi-character character constant [-Wmultichar] case '12':E[N][0]=1;E[N][1]=1;break; ^ user.cpp:36:18: warning: multi-character character constant [-Wmultichar] case '13':E[N][0]=1;E[N][1]=1;E[N][3]=1;break; ^ user.cpp:37:18: warning: multi-character character constant [-Wmultichar] case '14':E[N][0]=1;E[N][1]=1;E[N][2]=1;break; ^ user.cpp:38:18: warning: multi-character character constant [-Wmultichar] case '15':E[N][0]=1;E[N][1]=1;E[N][2]=1;E[N][3]=1;break; ^ user.cpp: In function ‘int main()’: user.cpp:33:18: warning: case label value exceeds maximum value for type [enabled by default] case '10':E[N][0]=1;E[N][2]=1;break; ^ user.cpp:34:18: warning: case label value exceeds maximum value for type [enabled by default] case '11':E[N][0]=1;E[N][2]=1;E[N][3]=1;break; ^ user.cpp:35:18: warning: case label value exceeds maximum value for type [enabled by default] case '12':E[N][0]=1;E[N][1]=1;break; ^ user.cpp:36:18: warning: case label value exceeds maximum value for type [enabled by default] case '13':E[N][0]=1;E[N][1]=1;E[N][3]=1;break; ^ user.cpp:37:18: warning: case label value exceeds maximum value for type [enabled by default] case '14':E[N][0]=1;E[N][1]=1;E[N][2]=1;break; ^ user.cpp:38:18: warning: case label value exceeds maximum value for type [enabled by default] case '15':E[N][0]=1;E[N][1]=1;E[N][2]=1;E[N][3]=1;break; ^ user.cpp:17:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%lld %lld\n",&B,&K); ^