Borderou de evaluare (job #696862)

Compilare: main.cpp: In function 'void read_matrix(int, int, int (*)[210], int (*)[210])': main.cpp:9:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 9 | scanf("%d", &a[i][j]); | ~~~~~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:102:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 102 | freopen("patrat.in", "r", stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:103:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 103 | freopen("patrat.out", "w", stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:106:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 106 | scanf("%d%d", &n,&m); | ~~~~~^~~~~~~~~~~~~~~