Compilare: main.cpp: In function 'void Citire()': main.cpp:12:17: warning: unused variable 'inf' [-Wunused-variable] {int i, j,x,y,c,inf=100000; ^~~ main.cpp: In function 'void Backtracking(int)': main.cpp:43:4: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(s<minim) ^~ main.cpp:45:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' s=0; ^ main.cpp:37:8: warning: unused variable 'ok' [-Wunused-variable] {int i,ok,j; ^~ main.cpp:37:11: warning: unused variable 'j' [-Wunused-variable] {int i,ok,j; ^