Compilare: main.cpp: In function 'void inmult(long long unsigned int, long long unsigned int*, long long unsigned int*)': main.cpp:36:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=1;j<=A[0];++j,t/=10){ ~^~~~~~ main.cpp: In function 'void adun(long long unsigned int*, long long unsigned int*, long long unsigned int*)': main.cpp:47:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=1;j<=C[0];++j,t/=10){ ~^~~~~~ main.cpp: In function 'int det_inv(int)': main.cpp:87:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=N && K>0;++i){ ///determinam permutarea minim lexicografica (folosind maxim K swap-uri intre elemente consecutive). ~^~~ main.cpp:89:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=i;j<=N && j<=i+K;++j) ~^~~ main.cpp:90:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(minx>p[j]){ ~~~~^~~~~ main.cpp:98:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=2;i<=N;++i) ///aflam numarul de inversiuni ~^~~ main.cpp: In function 'int main()': main.cpp:136:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=T;++i){ ~^~~ main.cpp:138:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=1;j<=N;++j) ~^~~ main.cpp:154:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=2;i<=N;++i) ///aflam numarul de inversiuni ~^~~ main.cpp: In function 'int det_inv(int)': main.cpp:86:9: warning: 'pos' may be used uninitialized in this function [-Wmaybe-uninitialized] int pos,minx,cnt=0; ^~~