Compilare: main.cpp: In function 'int main()': main.cpp:58:25: warning: array subscript has type 'char' [-Wchar-subscripts] 58 | l[a[i][j]]=pereche{i,j}; | ~~~~~~^ main.cpp:60:23: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 60 | for (k=1;k<=strlen(s);k++) | ~^~~~~~~~~~~ main.cpp:62:27: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 62 | for (h=1;h<=strlen(s);h++) | ~^~~~~~~~~~~ main.cpp:72:19: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 72 | for (i=0;i<strlen(s);i++) | ~^~~~~~~~~~ main.cpp:74:33: warning: array subscript has type 'char' [-Wchar-subscripts] 74 | q.push(pereche{l[s[i]].x,l[s[i]].y}); | ~~~^ main.cpp:74:43: warning: array subscript has type 'char' [-Wchar-subscripts] 74 | q.push(pereche{l[s[i]].x,l[s[i]].y}); | ~~~^ main.cpp:78:19: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 78 | for (len=2;len<=strlen(s);len++) | ~~~^~~~~~~~~~~ main.cpp:80:25: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 80 | for (i=1;i+len-1<=strlen(s);i++) | ~~~~~~~^~~~~~~~~~~