Compilare: main.cpp: In function 'bool verif(int, int)': main.cpp:16:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=p2+1; j<strlen(s); j++) t[++k] = s[j]; ~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:30:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<strlen(s); i++) ~^~~~~~~~~~ main.cpp:31:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=i; j<strlen(s); j++) if(verif(i, j)) sol++; ~^~~~~~~~~~