Compilare: main.cpp:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated] 1 | #import<fstream> | ^~~~~~ main.cpp:2:64: warning: multi-character character constant [-Wmultichar] 2 | std::ifstream f("scmax.in");std::ofstream g("scmax.out");int v['썐'],p['썐'],q['썐'],i,j,Q;int a(int Z){while(p[--Z]!=Q);if(Q>1)Q--,a(Z);g<<v[Z]<<" ";}main(){f>>j;while(f>>v[i]){j=0;while(v[i]>q[j]&&j<=Q)j++;q[j]=v[i],p[i++]=j,Q=Q>j?Q:j;}g<<Q<<"\n";a(i);} | ^~~~ main.cpp:2:73: warning: multi-character character constant [-Wmultichar] 2 | std::ifstream f("scmax.in");std::ofstream g("scmax.out");int v['썐'],p['썐'],q['썐'],i,j,Q;int a(int Z){while(p[--Z]!=Q);if(Q>1)Q--,a(Z);g<<v[Z]<<" ";}main(){f>>j;while(f>>v[i]){j=0;while(v[i]>q[j]&&j<=Q)j++;q[j]=v[i],p[i++]=j,Q=Q>j?Q:j;}g<<Q<<"\n";a(i);} | ^~~~ main.cpp:2:82: warning: multi-character character constant [-Wmultichar] 2 | std::ifstream f("scmax.in");std::ofstream g("scmax.out");int v['썐'],p['썐'],q['썐'],i,j,Q;int a(int Z){while(p[--Z]!=Q);if(Q>1)Q--,a(Z);g<<v[Z]<<" ";}main(){f>>j;while(f>>v[i]){j=0;while(v[i]>q[j]&&j<=Q)j++;q[j]=v[i],p[i++]=j,Q=Q>j?Q:j;}g<<Q<<"\n";a(i);} | ^~~~ main.cpp: In function 'int a(int)': main.cpp:2:154: warning: no return statement in function returning non-void [-Wreturn-type] 2 | std::ifstream f("scmax.in");std::ofstream g("scmax.out");int v['썐'],p['썐'],q['썐'],i,j,Q;int a(int Z){while(p[--Z]!=Q);if(Q>1)Q--,a(Z);g<<v[Z]<<" ";}main(){f>>j;while(f>>v[i]){j=0;while(v[i]>q[j]&&j<=Q)j++;q[j]=v[i],p[i++]=j,Q=Q>j?Q:j;}g<<Q<<"\n";a(i);} | ^ main.cpp: At global scope: main.cpp:2:155: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] 2 | std::ifstream f("scmax.in");std::ofstream g("scmax.out");int v['썐'],p['썐'],q['썐'],i,j,Q;int a(int Z){while(p[--Z]!=Q);if(Q>1)Q--,a(Z);g<<v[Z]<<" ";}main(){f>>j;while(f>>v[i]){j=0;while(v[i]>q[j]&&j<=Q)j++;q[j]=v[i],p[i++]=j,Q=Q>j?Q:j;}g<<Q<<"\n";a(i);} | ^~~~