Compilare: main.cpp: In function 'void Read()': main.cpp:19:21: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 19 | for(size_t i=1;i<=N;i++) | ~^~~ main.cpp:21:25: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 21 | for(size_t j=1;j<=N;j++){ | ~^~~ main.cpp: In function 'void formatMap()': main.cpp:28:21: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 28 | for(size_t i=1;i<=N;i++) | ~^~~ main.cpp:30:25: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 30 | for(size_t j=1;j<=N;j++){ | ~^~~ main.cpp: In function 'int main()': main.cpp:73:21: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 73 | for(size_t i=1;i<=N;i++) | ~^~~ main.cpp:75:25: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 75 | for(size_t j=1;j<=N;j++){ | ~^~~