Eroare de compilare: main.cpp:2:1: error: 'g' does not name a type g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:30: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp: In function 'int main()': main.cpp:2:66: error: 'n' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:69: error: 'm' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:75: error: 'i' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:91: error: 'g' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:103: error: 'k' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:125: error: 'j' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:138: error: 'g' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:207: error: 'k' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:214: error: 'i' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:217: error: 'j' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ main.cpp:2:237: error: 'g' was not declared in this scope g[25][250001],n,m,i,j,k;main(){std::ifstream o{"stramosi.in"};o>>n>>m;for(i=1;i<=n;++i)o>>g[0][i];for(k=1;(1<<k)<=n;++k)for(j=1;j<=n;++j)g[k][j]=g[k-1][g[k-1][j]];std::ofstream s{"stramosi.out"};while(m--){k=0;o>>i>>j;while(j){if(j&1)i=g[k][i];++k;j>>=1;}s<<i<<'\n';}} ^ Non zero exit status: 1