Compilare: main.cpp: In function 'int main()': main.cpp:44:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=0;i<n-1;i++) ^~~ main.cpp:73:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' g<<nru; ^ main.cpp:12:30: warning: variable 'c' set but not used [-Wunused-but-set-variable] int a[n][n],b[n][n],d[l],c[n][n],nrp=0,nru=0,o; ^ main.cpp:43:12: warning: unused variable 'i' [-Wunused-variable] int nr,i,p; ^