Compilare: main.cpp: In function 'void ridica(int (*)[2], int (*)[2])': main.cpp:56:9: warning: unused variable 'ind' [-Wunused-variable] int ind=0; ^~~ main.cpp: In function 'int main()': main.cpp:92:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("calcul.in", "r", stdin); ^ main.cpp:93:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("calcul.out", "w", stdout); ^ main.cpp:95:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s", nrA); ^ main.cpp:99:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s", b); ^ main.cpp:103:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &c); ^