Compilare: user.cpp: In function ‘int findMaxSum(long long int (*)[2005])’: user.cpp:73:27: warning: variable ‘finalLeft’ set but not used [-Wunused-but-set-variable] long long maxSum = 0, finalLeft, finalRight, finalTop, finalBottom; ^ user.cpp:73:38: warning: variable ‘finalRight’ set but not used [-Wunused-but-set-variable] long long maxSum = 0, finalLeft, finalRight, finalTop, finalBottom; ^ user.cpp:73:50: warning: variable ‘finalTop’ set but not used [-Wunused-but-set-variable] long long maxSum = 0, finalLeft, finalRight, finalTop, finalBottom; ^ user.cpp:73:60: warning: variable ‘finalBottom’ set but not used [-Wunused-but-set-variable] long long maxSum = 0, finalLeft, finalRight, finalTop, finalBottom; ^ user.cpp: In function ‘void printMatrix()’: user.cpp:120:31: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%d ", matrice[i][j]); ^ user.cpp: In function ‘int main()’: user.cpp:154:36: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 2 has type ‘int’ [-Wformat=] printf("%lld", findMaxSum(matrice)); ^ user.cpp:129:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("maxsubsum.in", "r", stdin); ^ user.cpp:130:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("maxsubsum.out", "w", stdout); ^ user.cpp:132:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &N, &M); ^ user.cpp:136:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &a[i]); ^ user.cpp:141:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &b[i]); ^