int main(){ int h1=1,m1=1,h2=1,m2=1; while(h1>0||h2>0||m1>0||m2>0){ scanf("%d %d %d %d",&h1,&m1,&h2,&m2); if(h1!=0||h2!=0||m1!=0||m2!=0){ if(h1>0)m1+=h2m(h1); if(h2>0)m2+=h2m(h2); if(h1==0)m1+=dia; if(h2==0)m2+=dia; if(m2>m1)printf("%d\n",m2-m1); if(m1>m2)printf("%d\n",m2+dia-m1); } } return 0; }
void * CVMmemGetMetaData(CVMMemHandle *h) { return h2m(h); }