Borderou de evaluare (job #376398)

Compilare: user.cpp: In function ‘int mints()’: user.cpp:30:5: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:37:5: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:72:73: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] user.cpp:75:5: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:81:5: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:84:5: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:91:5: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘int main()’: user.cpp:111:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:112:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:103:14: warning: unused variable ‘val’ [-Wunused-variable]