Compilare: main.cpp: In function 'matrice inmultire(matrice, matrice)': main.cpp:24:36: warning: iteration 201 invokes undefined behavior [-Waggressive-loop-optimizations] 24 | r.m[i][j]+=a.m[i][k]*b.m[k][j]; | ~~~~~~~~^ main.cpp:23:23: note: within this loop 23 | for(k=1; k<=NMAX; k++) | ~^~~~~~ main.cpp: In function 'matrice ridicare_mat(matrice, long long int)': main.cpp:31:20: warning: iteration 201 invokes undefined behavior [-Waggressive-loop-optimizations] 31 | rez.m[i][i]=1; | ~~~~~~~~~~~^~ main.cpp:30:15: note: within this loop 30 | for(i=1; i<=NMAX; i++) | ~^~~~~~ In function 'matrice inmultire(matrice, matrice)': cc1plus: warning: iteration 200 invokes undefined behavior [-Waggressive-loop-optimizations] main.cpp:21:15: note: within this loop 21 | for(i=1; i<=NMAX; i++) | ~^~~~~~ cc1plus: warning: iteration 200 invokes undefined behavior [-Waggressive-loop-optimizations] main.cpp:22:19: note: within this loop 22 | for(j=1; j<=NMAX; j++) | ~^~~~~~ In function 'matrice ridicare_mat(matrice, long long int)': cc1plus: warning: iteration 200 invokes undefined behavior [-Waggressive-loop-optimizations] main.cpp:21:15: note: within this loop 21 | for(i=1; i<=NMAX; i++) | ~^~~~~~ cc1plus: warning: iteration 200 invokes undefined behavior [-Waggressive-loop-optimizations] main.cpp:22:19: note: within this loop 22 | for(j=1; j<=NMAX; j++) | ~^~~~~~ cc1plus: warning: iteration 200 invokes undefined behavior [-Waggressive-loop-optimizations] main.cpp:21:15: note: within this loop 21 | for(i=1; i<=NMAX; i++) | ~^~~~~~ cc1plus: warning: iteration 200 invokes undefined behavior [-Waggressive-loop-optimizations] main.cpp:22:19: note: within this loop 22 | for(j=1; j<=NMAX; j++) | ~^~~~~~