Compilare: main.cpp: In function 'int main()': main.cpp:37:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=0;i<=n+1;i++) ^~~ main.cpp:40:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for(j=0;j<=m+1;j++) ^~~ main.cpp:27:42: warning: unused variable 'o' [-Wunused-variable] int x[100][100],prim=0,ultim=0,i,j,n,o,m,psi,psj,pci,pcj; ^